Why do small dogs live longer than big dogs?

You don't necessarily need a working knowledge of evolutionary theory to know that in the animal kingdom, larger beasts tend to live longer than smaller ones.

How and when spines changed in mammalian evolution

A new study from Harvard University and the Field Museum of Natural History sheds light on how and when changes in the spine happened in mammal evolution. The research reveals how a combination of developmental changes and ...

DNA extracted in museum samples can reveal genetic secrets

DNA in preserved museum specimens can allow scientists to explore the history of species and humanities impact on the ecosystem, but samples are typically preserved in formaldehyde which can damage DNA and make very difficult ...

Survival of Australian species hinges on working together

When faced with unfavorable environmental conditions, rodent species are likely to form social groups and work cooperatively, according to a new study by researchers at The University of Western Australia.

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Evolutionary biology

Evolutionary biology is a sub-field of biology concerned with the origin of species from a common descent and descent of species, as well as their change, multiplication and diversity over time. Someone who studies evolutionary biology is known as an evolutionary biologist.

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