On a remote, crescent-shaped island surrounded by crystal-clear ocean live some of the most plastic-contaminated birds in the world. They have bellies so full of fragments, they crunch when touched.

If you have never seen birds employing ants for pest control duties, you need to take a look at this fascinating clip. At first glance, it looks like a great example of a symbiotic relationship and ...

The birds have plastic making up about 20% of their body mass, which can cause the birds to crunch when both dead and alive Scientists say they found one bird with 778 individual pieces of plastic ...

POTAMOS ANTIKYTHIRON, Greece (AFP) — Gently holding a blackcap warbler in his palm, ornithologist Christos Barboutis blew on its feathers to reveal the size of its belly: a good indicator of how far ...