Sage grouse struts his stuff
Apr07

Sage grouse struts his stuff

Greater sage grouse males strut their stuff for the cameras of Gail Patricelli‘s lab (and the female grouse) on a mating lek in Wyoming, in 2008. In the spring, greater sage grouse males (Centrocercus urophasianus) gather together on open knolls and patches of bare soil and low vegetation in groups called leks. Like gyms or bars, lekking grounds are social performance spaces, where males spread their tail-feathers, inflate their...

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Monogamous alligators in Louisiana

Photo by Phillip ‘Scooter’ Trosclair. Birds are often touted as the monogamists of the animal kingdom, with most bird species mating with the same individual and displaying biparental care, sometimes for many years. Their cousins, the reptiles, are no match for their faithfulness: most reptiles show no mate fidelity, let alone parental care. But a new study in the journal Molecular Ecology has shown that some alligators actually do...

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