In Tanzania, we watched on many occasions when small flocks of red-billed birds descended upon the backs of giraffes, cape buffalo, elephants and hippopotamuses, prancing around like they owned them.

Noticing a nest in a tree can motivate the mind to wonder about many things. Is it a bird nest or a squirrel nest? If a bird built the nest, what kind of bird was it? Why did the bird build its nest ...

Symbiosis is the long-term relationship between two different species that can sometimes be beneficial to both parties. These relationships are extremely important in nature and highlight the ...

A second Bartel collage, “Glorious Mutualism, Asymmetrical yet Reciprocal — 21st-Century Commensalism,” features two main images. On the left, a man is attempting to cut a huge tree into pieces with a ...

Organisms both cooperate and compete in ecosystems. When they have close and long-term interactions, their relationship is known as symbiosis. In symbiosis, at least one member of the pair benefits ...

Symbiosis is defined as the interaction between two different organisms living close together. There are three different kinds of symbiotic relationships. They are: parasitism, commensalism, and ...

To call someone a “parasite” is an insult. But the word has rather a different meaning in biology. Etymologically speaking, the earliest known record of the word parasite in the English language was ...