Some bottlenose dolphins have learned to use tools to help them catch fish, a clever technique that may be passed on from mother to calf.
Scientists in Australia observed dolphins chasing fish into empty seashells and carrying it to the surface before tipping the prey into their mouth. A young dolphin calf was also seen copying its mother by picking up a large shell in the same way.
The behavior, known as shelling, is documented in a paper recently published in the journal of Marine Mammal Science. The findings mark the first time evidence of tool use by dolphins was documented in video and suggest it may be more common behavior than…
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