News tagged with feathers

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Fossil moths show their true colors

The brightest hues in nature are produced by tiny patterns in, say, feathers or scales rather than pigments. These so-called "structural colors" are widespread, giving opals their fire, people their blue eyes, ...

Nov 15, 2011
4 / 5 (1) 4 | with audio podcast

High-maintenance mallards

The shimmery feathers of a male mallard might have a showy quality that appeals to prospective mates, but the water resistance and self-cleaning capabilities of iridescent feathers pale in comparison to those ...

Jun 17, 2011
4 / 5 (1) 0 | with audio podcast

Big bang theory: How did dinosaurs have sex?

Dinosaurs were the largest animals to ever walk Earth, and they ruled the planet for more than 160 million years. The long-necked Argentinosaurus, with back vertebrae almost two metres high, possibly grew to 30 metres long and wei ...

Jul 16, 2013
4.6 / 5 (7) 5

City birds adapt to their new predators

Faced with the same threat, city and country birds do not react in the same way despite being from the same species. According to a new study, urban birds have changed their anti-predator behaviour in new ...

Nov 07, 2012
5 / 5 (1) 0

Falcon feathers pop-up during dive

Similar to wings and fins with self-adaptive flaps, the feathers on a diving peregrine falcon's feathers may pop-up during high speed dives, according to a study published in PLOS ONE on January 29, 2014 b ...

Feb 06, 2014
5 / 5 (1) 0

Banned pollutants are still found in sparrowhawks

High levels of polluting chemicals which are used as flame retardants have been detected in the livers of sparrowhawks in the UK. So-called PBDEs (Polybrominated Diphenyl Ethers) are a group of 209 closely ...

Apr 26, 2013
5 / 5 (1) 1