mammal

The ‘Powerhouse of The Cell’ Could Be Secretly Helping Mammal Eyes Process Light

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For you to read this article, the eyes have to perform quite the task – light enters the cornea and travels through the pupil and lens to the retina at the back, where light-sensitive cells such as cones and rods then pass things on to the brain via electrical signals in the optic nerve.   … Read more

Animal behaviour: Female mammals that suckle another’s young have more offspring

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By Christa Lesté-Lasserre Suckling piglets suckling a sow Shutterstock / Thuwanan Krueabudda Mammals that share their milk produce more offspring over the course of the year – and the benefits are even greater than those seen when nursing mothers are supported in other ways, such as being provided abundant food or parenting help. The findings suggest … Read more

Human genome: A virus has been ‘fossilised’ in our DNA for 106 million years

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The remnants of a virus that plagued our mammal ancestors during the age of the dinosaurs have been found lurking in our genomes Life 18 February 2022 By Michael Le Page An artist’s impression of prehistoric animals from the early Cretaceous period MARK P. WITTON/SCIENCE PHOTO LIBRARY Around 106 million years ago, the DNA of … Read more

Cancer: Meat-eating mammals are more susceptible than herbivores

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Understanding why plant-eating mammals like antelopes and sheep are far less likely to die of cancer than carnivores may help protect us from cancer too Life 22 December 2021 By Alice Klein The kowari, a carnivorous marsupial, is particularly prone to cancer D. Parer & E. Parer-Cook/ Minden Pictures/Alamy Mammals that live on meat are … Read more