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Results 131 - 140 of 140

Trap-jaw ant manidble close-up

A close-up of the trap-jaw ant mandible in action (00:05)

The Mark Test

The researchers place a white "X" on one side of Happy's head (00:44)

Happy Tests Mirror

Happy engages in repetitive trunk raises (00:44)

Elephants Investigate Mirror

Elephants show investigative behavior on the first day of mirror exposure (00:20)

Nematocyst Discharge

This cell is one of thousands on the tentacles of this starlet sea anemone (00:04)

Altruistic Lizards

A blue-throated side-blotched lizard defending his territory (00:16)

Growing Into a New Shell

A black-backed land crab struggles to move its flimsy new exoskeleton (00:16)

The Directed Scratch

Wild chimpanzees using 'directed scratches' to request grooming (00:21)

Give the Devil His Due

See the Tasmanian Devil in action (00:26)

Berry or Ant?

An infected ant's bright red abdomen looks like a berry (01:15)


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