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42Evolution

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Can insects use tools?

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A tropical ant (Cephalotes atratus) infected with a parasitic nematode (Image: Steve Yanoviak via Wikimedia Commons)

Can an ant turn into a berry?

No, don’t be ridiculous “Ha!  Ha!  Always like a puzzle.  Now then, where’s my Exeter Book of Riddles?  When it…

A dolphin mother calls to her calf using its unique signature whistle and teaches it to hunt. Male dolphins call each other’s whistle signatures when hunting. When meeting a new pod, dolphins call using their own signature whistles, as though announcing who is there. Whilst most mammals identify each other by scent, dolphins hold their breath when diving, so cannot use this sense. Instead these animals use signature calls (‘names’) to stay in contact with each other in low visibility conditions, and to strengthen social bonds between parents and offspring (Image: Wikimedia Commons)

Putting things into words

The dolphin calf is barely three weeks old.  His mother nuzzles at him, calling softly.  The calf responds, mimicking her…

Sri Lanka flying snake (Image: Wikimedia Commons)

Can snakes glide?

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