Search results for Tern

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Two Western Grebes in a Spectacular Rush Across the Surface of Lake Wohlford. Rushing is a courtship behavior among grebes and requires the aquatic birds to step as rapidly as 20 beats per second to walk across water in this way. Simply amazing, Aechmophorus occidentalis, Escondido, California
Two Western Grebes in a Spectacular Rush Across the Surface of Lake Wohlford. Rushing is a courtship behavior among grebes and requires the aquatic birds to step as rapidly as 20 beats per second to walk across water in this way. Simply amazing.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 40866  
Western Grebe Adult and Chick, Aechmophorus occidentalis, Lake Hodges, San Diego, California
Western Grebe Adult and Chick.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Hodges, San Diego, California
Image ID: 40968  
Two Western Grebes Rushing on Lake Wohlford near San Diego. Grebe rushing, a courtship behavior, happens when the birds slap the lake surface up to 20 times per second, literally running across the water, Aechmophorus occidentalis, Escondido, California
Two Western Grebes Rushing on Lake Wohlford near San Diego. Grebe rushing, a courtship behavior, happens when the birds slap the lake surface up to 20 times per second, literally running across the water.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 41561  
Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second, Aechmophorus occidentalis, Lake Hodges, San Diego, California
Western Grebes rushing in a courtship display. Rushing grebes run across the water 60 feet (20m) or further with their feet hitting the water as rapidly as 20 times per second.
Species: Western grebe, Aechmophorus occidentalis
Location: Lake Hodges, San Diego, California
Image ID: 37850  
El Capitan eastern face, sunrise, Yosemite National Park, California
El Capitan eastern face, sunrise.
Location: El Capitan, Yosemite National Park, California
Image ID: 22745  
A great white shark swims underwater through the ocean at Guadalupe Island, Carcharodon carcharias, Guadalupe Island (Isla Guadalupe)
A great white shark swims underwater through the ocean at Guadalupe Island.
Species: Great white shark, Carcharodon carcharias
Location: Guadalupe Island (Isla Guadalupe), Baja California, Mexico
Image ID: 21348  
The leafy seadragon (Phycodurus eques) is found on the southern and western coasts of Australia. Its extravagent appendages serve only for camoflage, since it has a nearly-invisible dorsal fin that propels it slowly through the water. The leafy sea dragon is the marine emblem of South Australia, Phycodurus eques, Rapid Bay Jetty
The leafy seadragon (Phycodurus eques) is found on the southern and western coasts of Australia. Its extravagent appendages serve only for camoflage, since it has a nearly-invisible dorsal fin that propels it slowly through the water. The leafy sea dragon is the marine emblem of South Australia.
Species: Leafy seadragon, Phycodurus eques
Location: Rapid Bay Jetty, South Australia
Image ID: 39137  
Aspen trees cover Bishop Creek Canyon above Aspendel, Populus tremuloides, Bishop Creek Canyon, Sierra Nevada Mountains
Aspen trees cover Bishop Creek Canyon above Aspendel.
Species: Aspen, Populus tremuloides
Location: Bishop Creek Canyon, Sierra Nevada Mountains, California
Image ID: 17528  
Aerial photo of the San Rafael Reef at dawn. A fold in the Earth's crust leads to this inclined section of the San Rafael Reef, at the eastern edge of the San Rafael Swell. Clearly seen are the characteristic triangular flatiron erosion patterns that typical this formation. The colors seen here arise primarily from Navajo and Wingate sandstone
Aerial photo of the San Rafael Reef at dawn. A fold in the Earth's crust leads to this inclined section of the San Rafael Reef, at the eastern edge of the San Rafael Swell. Clearly seen are the characteristic triangular flatiron erosion patterns that typical this formation. The colors seen here arise primarily from Navajo and Wingate sandstone.
Location: Utah
Image ID: 39787  
Royal Tern in flight, adult breeding plumage with black head cap, La Jolla, Sterna maxima, Thalasseus maximus
Royal Tern in flight, adult breeding plumage with black head cap, La Jolla.
Species: Royal tern, Sterna maxima, Thalasseus maximus
Location: La Jolla, California
Image ID: 38946  
Guadalupe fur seal pup sits on brown rocks along the coastline of Guadalupe Island, Arctocephalus townsendi, Guadalupe Island (Isla Guadalupe)
Guadalupe fur seal pup sits on brown rocks along the coastline of Guadalupe Island.
Species: Guadalupe fur seal, Arctocephalus townsendi
Location: Guadalupe Island (Isla Guadalupe), Baja California, Mexico
Image ID: 02441  
Surf grass on the rocky reef -- appearing blurred in this time exposure -- is tossed back and forth by powerful ocean waves passing by above. San Clemente Island, Phyllospadix
Surf grass on the rocky reef -- appearing blurred in this time exposure -- is tossed back and forth by powerful ocean waves passing by above. San Clemente Island.
Species: Surfgrass, Phyllospadix
Location: San Clemente Island, California
Image ID: 10237  
South American Tern in flight, Sterna hirundinacea, Golfo Nuevo, Peninsula Valdes, Chubut, Argentina. By permission of the Government of Argentina, Chubut, permit # 51 / 2025-SsCyA, Sterna hirundinacea, Puerto Piramides
South American Tern in flight, Sterna hirundinacea, Golfo Nuevo, Peninsula Valdes, Chubut, Argentina. By permission of the Government of Argentina, Chubut, permit # 51 / 2025-SsCyA.
Species: South American Tern, Sterna hirundinacea
Location: Puerto Piramides, Chubut, Argentina
Image ID: 41189  
Western Grebe, Lake Wohlford, Aechmophorus occidentalis, Escondido, California
Western Grebe, Lake Wohlford.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 41544  
Torrey Pines Cliffs and Pacific Ocean, Razor Point view to La Jolla, San Diego, California, Torrey Pines State Reserve
Torrey Pines Cliffs and Pacific Ocean, Razor Point view to La Jolla, San Diego, California.
Location: Torrey Pines State Reserve, San Diego, California
Image ID: 28487  
Guadalupe Island at sunrise, panorama. Volcanic coastline south of Pilot Rock and Spanish Cove, near El Faro lighthouse, Guadalupe Island (Isla Guadalupe)
Guadalupe Island at sunrise, panorama. Volcanic coastline south of Pilot Rock and Spanish Cove, near El Faro lighthouse.
Location: Guadalupe Island (Isla Guadalupe), Baja California, Mexico
Image ID: 28758  
Panorama dimensions: 4224 x 25926
Punta Norte, the northern point of Guadalupe Island, viewed from the north. Punta Desfiladero (Blunt Point) and Roca Elefante are just visible at far right, and Roca Piloto (Pilot Rock) is see to the left of the island against the distant sweep of the cliffs that comprise the northeastern bight of the island, actually the rim of an enormous caldera, Guadalupe Island (Isla Guadalupe)
Punta Norte, the northern point of Guadalupe Island, viewed from the north. Punta Desfiladero (Blunt Point) and Roca Elefante are just visible at far right, and Roca Piloto (Pilot Rock) is see to the left of the island against the distant sweep of the cliffs that comprise the northeastern bight of the island, actually the rim of an enormous caldera.
Location: Guadalupe Island (Isla Guadalupe), Baja California, Mexico
Image ID: 28760  
Panorama dimensions: 4595 x 13560
Ancient Bristlecone Pine Tree at sunset, panorama, with storm clouds passing over the White Mountains. The eastern Sierra Nevada is just visible in the distance, Pinus longaeva, Ancient Bristlecone Pine Forest, White Mountains, Inyo National Forest
Ancient Bristlecone Pine Tree at sunset, panorama, with storm clouds passing over the White Mountains. The eastern Sierra Nevada is just visible in the distance.
Species: Ancient bristlecone pine, Pinus longaeva
Location: Ancient Bristlecone Pine Forest, White Mountains, Inyo National Forest, California
Image ID: 28781  
Panorama dimensions: 4549 x 10085
Ancient Bristlecone Pine Tree at night, stars and the Milky Way galaxy visible in the evening sky, near Patriarch Grove, Pinus longaeva, Ancient Bristlecone Pine Forest, White Mountains, Inyo National Forest
Ancient Bristlecone Pine Tree at night, stars and the Milky Way galaxy visible in the evening sky, near Patriarch Grove.
Species: Ancient bristlecone pine, Pinus longaeva
Location: Ancient Bristlecone Pine Forest, White Mountains, Inyo National Forest, California
Image ID: 28782  
Panorama dimensions: 5237 x 8556
Juvenile garibaldi, vibrant spots distinguish it from pure orange adult form, Hypsypops rubicundus, Catalina Island
Juvenile garibaldi, vibrant spots distinguish it from pure orange adult form.
Species: Garibaldi, Hypsypops rubicundus
Location: Catalina Island, California
Image ID: 40527  
Rostrum and callosities of southern right whale, Eubalaena australis. Whale lice can be seen attached to the collosities, which are patches of thickened keratinized tissue, like calluses (thus the name). The pattern of callosities on a right whale are unique and serve as a way to identify individuals throughout their lifetime, Eubalaena australis, Puerto Piramides, Chubut, Argentina
Rostrum and callosities of southern right whale, Eubalaena australis. Whale lice can be seen attached to the collosities, which are patches of thickened keratinized tissue, like calluses (thus the name). The pattern of callosities on a right whale are unique and serve as a way to identify individuals throughout their lifetime.
Species: Southern Right Whale, Eubalaena australis
Location: Puerto Piramides, Chubut, Argentina
Image ID: 38450  
Full Moon over San Diego City Skyline, viewed from Point Loma
Full Moon over San Diego City Skyline, viewed from Point Loma.
Location: San Diego, California
Image ID: 29118  
An unusual mixed-species pair of grebes rushing, Western Grebe on left and Clark's Grebe on right. In this spectacular courtship behavior, the grebes beat their feet so rapidly they literally run over the surface of the water, Aechmophorus occidentalis, Aechmophorus clarkii, Lake Wohlford, Escondido, California
An unusual mixed-species pair of grebes rushing, Western Grebe on left and Clark's Grebe on right. In this spectacular courtship behavior, the grebes beat their feet so rapidly they literally run over the surface of the water.
Species: Western Grebe, Clark's Grebe, Aechmophorus occidentalis, Aechmophorus clarkii
Location: Lake Wohlford, Escondido, California
Image ID: 40848  
Clark's Grebes Dip Shaking, a courtship behavior in which the grebes face each other and alternate dipping their beaks in the water and shaking their head, tossing water into the air. Coupled with ratchet-pointing, several rounds of dip-shaking are often an immediate precursor to rushing, Aechmophorus clarkii, Lake Wohlford, Escondido, California
Clark's Grebes Dip Shaking, a courtship behavior in which the grebes face each other and alternate dipping their beaks in the water and shaking their head, tossing water into the air. Coupled with ratchet-pointing, several rounds of dip-shaking are often an immediate precursor to rushing.
Species: Clark's Grebe, Aechmophorus clarkii
Location: Lake Wohlford, Escondido, California
Image ID: 40888  
Royal Tern in flight, adult breeding plumage with black head cap, La Jolla, Sterna maxima, Thalasseus maximus
Royal Tern in flight, adult breeding plumage with black head cap, La Jolla.
Species: Royal tern, Sterna maxima, Thalasseus maximus
Location: La Jolla, California
Image ID: 41002  
Royal Tern in flight, adult non-breeding plumage, La Jolla, Sterna maxima, Thalasseus maximus
Royal Tern in flight, adult non-breeding plumage, La Jolla.
Species: Royal tern, Sterna maxima, Thalasseus maximus
Location: La Jolla, California
Image ID: 38669  
Royal Tern in flight, adult non-breeding plumage, La Jolla, Sterna maxima, Thalasseus maximus
Royal Tern in flight, adult non-breeding plumage, La Jolla.
Species: Royal tern, Sterna maxima, Thalasseus maximus
Location: La Jolla, California
Image ID: 38952  
Newborn harbor seal pup watches a Western seagull approach. The gull is trying to pick at placenta on the sandy beach as the seal pup, born just moments before, watches and tries to understand what is going on. Within an hour of being born, this pup had learned to nurse and had entered the ocean for its first swim, Phoca vitulina richardsi, La Jolla, California
Newborn harbor seal pup watches a Western seagull approach. The gull is trying to pick at placenta on the sandy beach as the seal pup, born just moments before, watches and tries to understand what is going on. Within an hour of being born, this pup had learned to nurse and had entered the ocean for its first swim.
Species: Pacific harbor seal, Phoca vitulina richardsi
Location: La Jolla, California
Image ID: 39076  
A great white shark swims underwater through the ocean at Guadalupe Island, Carcharodon carcharias, Guadalupe Island (Isla Guadalupe)
A great white shark swims underwater through the ocean at Guadalupe Island.
Species: Great white shark, Carcharodon carcharias
Location: Guadalupe Island (Isla Guadalupe), Baja California, Mexico
Image ID: 21349  
Western Grebes rushing on Lake Wohlford, running across the water by slapping their feet rapidly, part of the grebe's elaborate courtship, Aechmophorus occidentalis, Escondido, California
Western Grebes rushing on Lake Wohlford, running across the water by slapping their feet rapidly, part of the grebe's elaborate courtship.
Species: Western Grebe, Aechmophorus occidentalis
Location: Lake Wohlford, Escondido, California
Image ID: 41705  
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