Ants adapt tool use to avoid drowning

Researchers have observed black imported fire ants using sand to draw liquid food out of containers, when faced with the risk of drowning. This is the first time this sophisticated tool use has been reported in animals. These ...

Why clever crow is no bird brain

Biologists on Tuesday said they had figured out how the New Caledonian crow, a bird famed for using tools, does its party trick.

Talk it over: Language, uniquely, makes us human

We humans tend to consider ourselves apart from other species. But we're not really so different. So what makes us unique? I'd say it's language, though not everyone would agree.

Are fish much smarter than we think?

Fish are not renowned for their smarts, but new evidence suggests that they may even be able to use simple tools.

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