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In bats, and many other mammals, females are not smaller than males GETTY IMAGES Male mammals have long been said to be larger than females – a phenomenon known as sexual dimorphism – but it turns out that may not…
Big cats have tested positive for the coronavirus before, but this is the first known case of a lion probably transmitting the infection to zoo workers James Ahmed / EyeEm/Getty Images A lion that was infected with the coronavirus probably…
A dusky tetraka John C. Mittermeier A rare bird that hadn’t been seen for 24 years has been confirmed alive after expeditions in Madagascar’s forests found three individuals. The sightings of the dusky tetraka, a small, ground-dwelling forest bird, may…
Sharpshooters eliminate up to 300 times their body weight in liquid waste each day, and save energy through a phenomenon called superpropulsion Life 28 February 2023 By Christa Lesté-Lasserre Tiny sharpshooter insects produce so much urine that they catapult it…
Based on principles of bird vision, researchers propose that seabird deaths at offshore wind farms would be reduced by painting black and white stripes on blades Life 28 February 2023 By Jason Arunn Murugesu Illustration of the proposed wind turbine…
Elephants fitted with electric shock collars quickly learn to avoid approaching the place where they get shocked, suggesting a way to keep elephants away from crops that may be more humane than alternative approaches Life 27 February 2023 By Joshua…
Pigeons are usually the preferred prey of peregrine falcons in London, but during the covid-19 lockdown in 2020, the falcons caught more starlings and parakeets instead Life 27 February 2023 By Madeleine Cuff There are thought to be 40 breeding…
African elephants in captivity reacted to the smell of relatives they had not seen for years by flapping their ears and making rumbling sounds Life 24 February 2023 By Carolyn Wilke Two elephants reunited at Zoo Halle after a long…
Fertility declines with age in most female mammals, but naked mole rats can develop new eggs as adults, enabling them to remain fertile throughout their lives Life 21 February 2023 By Christa Lesté-Lasserre A naked mole rat in the lab…
Scans show that the spine and ribs of Tiktaalik, one of the first fish to crawl on land, had features that are more like those of early land animals than fish Life 20 February 2023 By Michael Le Page Tiktaalik…
