"The alternative hypothesis is that it had never gone and that in the last 190 years simply, we were unable to observe it." ...

Blakeney: Sir, I think we should be getting back. Dr. Stephen Maturin: Naval discipline doesn't operate out here, Mr. Blakeney. I must find a cormorant. And should it indeed prove flightless, you can ...

Help a hungry penguin to body surf to a lagoon full of fish. It's fun to help our friends learn to do things. Help a huge anaconda get across an obstacle course of fallen trees and boulders to safely ...

Pterosaur cervical vertebrae had unique specializations, varying morphologically between species and in different areas of the neck within the same individual (Wellnhofer 1991a, Kellner & Tomida 2000, ...