Biology

Climate change and the modern polar bear

Polar bear evolution holds clues for past climate change events.

Mischievous rodents the reason for tropical tree survival

Researchers have discovered a textbook example of plant-animal mutualism in Panama.

Heavy mating has a cost

The dumpling squid (Euprymna tasmanica) mates for up to three hours and cannot return to peak physical form for up to 30 minutes.

Coral bleaching causes deadly competition among fish

Some fish turn aggressive when they have to share limited resources.

King penguins stressed by human presence

Not so happy feet.

Plenty of fish in the sea

Diabetes drug makes brain cells grow

A common diabetes drug comes with a useful side effect.

Why do some snails float?

In the case of the snail, the eggs came first.

Male peacocks, not just a pretty display

When male peacocks display their feathery plumage they are also having infrasonic conversations.

Brain power on whole new level

  Implantable fuel cells harvest energy from the brain.

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