Neglected baby beetles evolve greater self-reliance

In gardens, parks and woods across the UK, the Sexton burying beetle Nicrophorus vespilloides quietly buries dead mice and other small vertebrates to create edible nests for their young.

Law firms do not encourage men to take parental leaves

The professional ethos of law firms discourages men from taking parental leave, a new Finnish-Canadian study shows. Carried out by the University of Eastern Finland and TÉLUQ University in Quebec, the study found that the ...

The dark side of cichlid fish—from cannibal to caregiver

Cannibalism, the eating of conspecifics, has a rational background in the animal kingdom. It may serve as a source of energy-rich nutrition or to increase reproductive success. Some species do not even spare their own brood. ...

Lactation hormone cues birds to be good parents

Toppling a widespread assumption that a "lactation" hormone only cues animals to produce food for their babies, Cornell researchers have shown the hormone also prompts zebra finches to be good parents.

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