Catalyst University
Electric Rays: 200 V Electrifying Machines!
Here we explore interesting facts about Electric Rays, cartilaginous ray-fish that can generate up to 200 V of electricity to attack their prey or defend against predators.
Ancient Lights Media
Biological Classification - The Eight Classes of the Subphylum Vertebrata
Biological Classification Set: This clip introduces the eight classes of animals that make up the subphylum vertebrata.
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MS Great White Shark swimming just below surface diagonally past camera, from topside, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming just below surface diagonally past camera, from topside, Guadalupe Island, Pacific Ocean
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MS Manta Ray swimming over camera, low angle, Layang Layang, Borneo, Malaysia
MS Manta Ray swimming over camera, low angle, Layang Layang, Borneo, Malaysia
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CU Thornback Ray, Raja clavata, underwater, foraging through sand on seabed, Australia
CU Thornback Ray, Raja clavata, underwater, foraging through sand on seabed, Australia
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MCU Great White Shark swimming past camera, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming past camera, Guadalupe Island, Pacific Ocean
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MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
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MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming past shark cages, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming past shark cages, Guadalupe Island, Pacific Ocean
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MCU Great White Shark swimming to camera following bait, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming to camera following bait, Guadalupe Island, Pacific Ocean
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MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming to and past camera, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming underwater towards bait, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming underwater towards bait, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming just below surface, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming just below surface, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming through sunlit water, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming through sunlit water, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming to and biting bait, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming to and biting bait, Guadalupe Island, Pacific Ocean
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MCU Great White Shark swimming past camera, Guadalupe Island, Pacific Ocean
MCU Great White Shark swimming past camera, Guadalupe Island, Pacific Ocean
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MS Tracking baby Mako Shark swimming through shark cage, Mexico
MS Tracking baby Mako Shark swimming through shark cage, Mexico
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MS Great White Shark swims past camera, Guadalupe Island, Pacific Ocean
MS Great White Shark swims past camera, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming under shark cage, towards bait, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming under shark cage, towards bait, Guadalupe Island, Pacific Ocean
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MS Great White Shark underwater, from topside, chases bait, Guadalupe Island, Pacific Ocean
MS Great White Shark underwater, from topside, chases bait, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming underwater, moves towards bait, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming underwater, moves towards bait, Guadalupe Island, Pacific Ocean
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MS Tracking Great White Shark surrounded by shoal of fish, Guadalupe Island, Pacific Ocean
MS Tracking Great White Shark surrounded by shoal of fish, Guadalupe Island, Pacific Ocean
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MS Great White Shark swimming towards and attacking shark cage, Guadalupe Island, Pacific Ocean
MS Great White Shark swimming towards and attacking shark cage, Guadalupe Island, Pacific Ocean
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MS Great White Shark, Carcharodon carcharias, swimming around shark cages, Guadalupe Island, Pacific Ocean
MS Great White Shark, Carcharodon carcharias, swimming around shark cages, Guadalupe Island, Pacific Ocean