This little perpetual-motion machine needs to eat constantly because of its high metabolism and high body temperature. If it ...

People in Northampton will have the chance to branch out and spruce up their land, as the city hosts its 22nd annual Arbor Day Tree Whip Giveaway in front of city hall.

One of the birds that laid eggs was born at the Cincinnati Zoo, which played a key role in the decades-long project.

What Does a Tree Swallow Look Like? The tree swallow is typically a straightforward enough bird to identify, even for newer birders. With shiny, almost iridescent teal upperparts and white below, ...