From the sharp, hooked beak of a hawk to the delicate, nectar-sipping bill of a hummingbird, every shape tells a story of ...

When birds feed on nectar from flowers, they do more than just get a meal—they play a crucial role in pollination, ...

The struggle is mainly about food -- different types of seeds ... the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with ...

Birds also have beaks instead of teeth. Around the world, birds come in many different colours, shapes and sizes from shoebills to the tiny humming bird. Here in the UK, the Robin is a bird you ...

In particular, changes to the size and shape of the beaks have enabled the different species to specialise in different types of food: seeds, insects, cactus flowers and fruits or even bird blood. The ...