Choosy female fruit flies reproduce anyway

Choosiness will lead to the best offspring. Being too choosy, however, could in the end result in no offspring at all. Female fruit flies have a solution to this dilemma.

Study takes genes-first approach to mapping livestock diseases

Genetic disorders compromise the welfare of farm animals and have impacts on the production and management of these animals. One such way of reducing this risk is to map the genes responsible for different syndromes. However, ...

Mating with relatives? Not a big deal in nature

We usually assume that inbreeding is bad and should be avoided under all circumstances. But new research performed by researchers at Stockholm University, published in Nature Ecology and Evolution, shows that there is little ...

The trouble of being tall: Giraffes and their genes

The giraffe is a truly puzzling animal. With its exceptional anatomy and suite of evolutionary adaptations, the giraffe is an outstanding case of animal evolution and physiology. Now, an international team of researchers ...

At three days old, newborn mice remember their moms

For mice, the earliest social memories can form at three days old and last into adulthood, scientists report on January 26 in the journal Cell Reports. They show that mouse pups prefer their mothers to unfamiliar mouse mothers ...

New DNA modification 'signature' discovered in zebrafish

Researchers at the Garvan Institute of Medical Research have uncovered a new form of DNA modification in the genome of zebrafish, a vertebrate animal that shares an evolutionary ancestor with humans ~400 million years ago.

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