Scientists confirm that orcas and dolphins have lost the ability to return to dry land due to irreversible evolutionary ...

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their ...

which are some of the earliest vertebrates (animals with backbones) in which the mouth is fossilized. Their aim was to answer questions about feeding in early vertebrates without jaws in the early ...

Scientists analyzed the lengths of regions of Neanderthal DNA in 58 ancient Eurasian genomes of early modern humans and determined that ... Dec. 12, 2024 — Few genomes have been sequenced from ...

Credit: California Academy of Sciences/Cover Images The rare and elusive Mount Lyell shrew has been photographed for the ...

Most vertebrates living outside the tropical zone show robust physiological responses in response to seasonal changes in photoperiod, such as seasonal reproduction, molt, and migration. The highly ...

Momentarily pausing after eating some mealworms, an elusive shrew’s long snout pointed skywards, unaware of the historic ...

Three college students found a way to take photos of the Mt. Lyell shrew, which has never been photographed in the 100 years ...

That might seem surprising upon finding out that, when armadillos get jiggy with it, only one egg is fertilized. But, like ...

In contrast, air-breathing ectothermic vertebrates, such as reptiles and ... during digestion have been documented for the first time. Unlike carnivorous reptiles, which show pronounced metabolic ...

Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus ...

In vertebrate motor circuits, hodological patterning has been demonstrated at different ... to a large proportion of rostrally projecting neurons at the rostral end of the next segment (Figure 5).