These lessons were designed to accompany parts three, four, and five of the PBS Life of Birds series. Although this lesson plan was primarily developed for grades 9-12, teachers of elementary or ...

When birds feed on nectar from flowers, they do more than just get a meal—they play a crucial role in pollination, transferring pollen from one flower to another. But how well do the shapes of their ...

This lesson explores food chains and food webs and looks at how different bird beaks are evolved to help them find food. Working in partnership with RSPB’s Big Schools’ Birdwatch, we find out ...

The video could be used as starter on a lesson on evolution ... in plumage and body size but the most obvious differences between the birds are the size and shape of their beaks, which are dependent ...

The outer sheaths of birds’ beaks grow continually throughout their lives, but when they are properly aligned, the tips wear each other away and the beak stays straight and normal in length.

In Alaska during the mid-1990s, bird experts noticed an uptick in overgrown, warped beaks among black-capped chickadees. Now, using high-throughput RNA sequencing, researchers at the University of ...