Cornell University has created the Avian Flu Resource Center to compile up-to-date information about avian flu in wildlife, ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

The annual migration of purple martins from Brazil to Pennsylvania has started. Here's what to know about these birds.

As birds begin to migrate north for the Summer, there’s a lot of concern this season about the disease they may be ...

smallest birds — ruby-throated hummingbird, blue-grey gnatcatcher and ruby-crowned kinglets — lead the charge in returning to ...

By: Susan Andrews   Snow Storm Email newsletter signup Sign up for our daily email newsletter “Winter is come in earnest and the snow In dazzling splendour – crumpling underfoot Spreads a white world ...

Mosquitoes are emerging from a type of dormancy known as "overwintering," a time during which they employ various methods to ...