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Search results for vertebrate

Plants & Animals Mar 15, 2023

Knowing your ants from your anteaters: Are wildlife documentaries showing us the 'real' natural world?

Wildlife documentaries miss an opportunity to highlight the diversity of nature by focusing too much on mammals and birds, according to a new study.

Plants & Animals Mar 8, 2023

Habitat split may impact disease risk in amphibians and other vertebrates

Habitat split is a common event in the environment that occurs when different classes of natural habitats, such as forests and water, are disconnected. As a consequence, the movement of organisms between these environments ...

Plants & Animals Mar 7, 2023

Newborn chicks are attracted to objects that move upwards, shows study

From birth, animals can use their spontaneous preferences (predispositions that are not learned) to decide which stimuli to attend and approach. Previous research has shown how infants and newborn chicks, with no previous ...

Evolution Mar 7, 2023

Hollow bones that let dinosaurs become giants evolved at least three times independently, shows study

Dinosaurs as big as buses or five-story buildings would not be possible if their bones were dense and heavy like ours. Like present-day birds, dinosaurs had hollow bones with inner structures known as air sacs, which made ...

Evolution Mar 3, 2023

How fish evolved to walk

When you think about human evolution, there's a good chance you're imagining chimpanzees exploring ancient forests or early humans daubing wooly mammoths on to cave walls. But we humans, along with bears, lizards, hummingbirds ...

Evolution Mar 3, 2023

Determining the tempo of evolution across species

Scientists from Denmark and China have estimated germline mutation rates across vertebrates by sequencing and comparing genetic samples from 151 mother, father, and offspring trios from 68 species of mammals, fishes, birds ...

Plants & Animals Mar 1, 2023

Researchers reveal molecular mechanism of freeze tolerance adaptation in Amur sleeper

Some thermostatic vertebrates hibernate in extremely cold environments, while ectothermic animals migrate to relatively warmer areas or produce antifreeze proteins to prevent their body fluids from freezing, as in the case ...

Evolution Feb 28, 2023

Parental investment may have aided evolution of larger brains

A review of evidence from prior research provides new support for the possibility that the evolution of larger brains in some species was enabled through increased energy investment by parents in their offspring. Carel van ...

Plants & Animals Feb 21, 2023

Noble false widows: The tiny spiders taking a big bite out of British and Irish wildlife

Over the last two decades, an uninvited guest has made an appearance in and around homes throughout western Europe, including Britain and Ireland, as well as west Asia and the Pacific coast of North and South America.

Plants & Animals Feb 17, 2023

Dead kangaroos make a surprising feast for possums in the Australian Alps

Vultures, hyenas, and Tasmanian devils are highly efficient scavengers, able to locate and consume carrion rapidly, including the meat and bones.

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