Common ravens

• Their skills: they use logic to understand the world.

The common raven is a large all black passerine birds, also known as the western raven or northern raven. This type of bird is one of the two largest corvids and the heaviest passerine bird. It seems that common ravens can live more than 20 years in the wild.

They have coexisted with humans for thousands of years, but in some regions, they are considered pests due to their large number. Common ravens are omnivorous, which means that they usually feed on carrion, fruits, insects, cereal grains, small animals and nesting birds.