From the sharp, hooked beak of a hawk to the delicate ... that help them probe into crevices and under bark. These beaks ...

Moorhens are some of the most common birds in the countryside all over the world. They can be identified with a glossy red beak that starts high on their head and ends with a sharp golden-yellow tip.

Nature never runs out of ways to surprise us! It is endowed with birds that have beautiful covers of feathers on their bodies ...

Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of ...

How do you know that finches' beak depth is heritable? You can see from Figure 2 that there is a correlation between the parents' and offsprings' beak size. How did the finch population change ...

Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with less-powerful beaks perished.

Birds also have beaks instead of teeth ... Large eagles can also be found here in the UK using their long sharp claws to catch food. Look carefully in a garden or a park and you would probably ...

The different finch species on the islands are closely related to each other, but show wide variations in beak and body size and feeding behaviour. In particular, changes to the size and shape of the ...

The bird's sharp beak is pointed roughly at my neck ... eucalyptus-munching koala—the cassowary is gaudy proof that its birds can be just as strange. The southern cassowary is related to ...