Bright bills in mallards helps duck semen fight bacteria

(PhysOrg.com) -- The male Mallard duck (Anas platyrhynchos) is known for its colorful neck and a bill that ranges in color from dull green to bright yellow, depending on the amount of carotenoid pigment it contains. Females ...

Mercury pollution makes ducks more likely to get bird flu: study

Ducks contaminated by mercury pollution are significantly more likely to get bird flu, a study found Wednesday, pointing towards another way that human-driven changes to the natural world increase the risk of viruses spreading.

Dead duck divides dates for fossil finds

A newly discovered extinct duck that lived in ancient Aotearoa New Zealand could be key to dating other finds from an ancient lake bed uncovered in St Bathans, Central Otago.

Viruses reprogram cells into different virocells

If it looks like a duck and quacks like a duck, so the adage goes, it must be a duck. But if the duck gets infected by a virus so that it no longer looks or quacks like one, is it still a duck? For a team led by researchers ...

Hubble spots flock of cosmic ducks

This star-studded image shows us a portion of Messier 11, an open star cluster in the southern constellation of Scutum (the Shield). Messier 11 is also known as the Wild Duck Cluster, as its brightest stars form a "V" shape ...

Aging a flock of stars in the Wild Duck Cluster

Do star clusters harbor many generations of stars or just one? Scientists have long searched for an answer and, thanks to the University of Arizona's MMT telescope, found one in the Wild Duck Cluster, where stars spin at ...

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