Humans are undoubtedly altering the natural environment. But how wild animals respond to these changes is complex and unclear. In a new study published today, scientists have discovered significant differences in how the ...
Plants & Animals
May 10, 2022
0
102
Researchers from the Charles University in Prague reconstructed the evolution of brain neuron numbers in amniotes and revealed that mammals and birds have dramatically increased neuron numbers in brain parts associated with ...
Evolution
Mar 8, 2022
0
1143
Many North American migratory birds are shrinking in size as temperatures have warmed over the past 40 years. But those with very big brains, relative to their body size, did not shrink as much as smaller-brained birds, according ...
Ecology
Feb 10, 2022
0
111
The working memory is the brain's ability to process information for a short period of time in a retrievable state. It is essential for performing complex cognitive tasks, such as thinking, planning, following instructions ...
Evolution
Dec 17, 2021
1
216
When animals become parents, they often need to change their behaviors in ways that allow them to protect and ensure the survival of their offspring. What happens in the brain when an animal becomes a new parent?
Plants & Animals
Aug 4, 2021
0
164
Today, being "birdbrained" means forgetting where you left your keys or wallet. But 66 million years ago, it may have meant the difference between life and death—and may help explain why birds are the only dinosaurs left ...
Paleontology & Fossils
Jul 30, 2021
1
2916
Yawning doesn't need be a sign of boredom. Rather, it appears to be a measure of brain size. Vertebrates with larger brains yawn longer, according to a study of more than one hundred species of mammals and birds. The findings ...
Plants & Animals
May 6, 2021
4
2140
The largest flightless bird ever to live weighed in up to 600kg and had a whopping head about half a meter long—but its brain was squeezed for space.
Evolution
Mar 24, 2021
0
652
A team of researchers from the Howard Hughes Medical Institute, the University of California–San Francisco and the University of Texas has used genetic sequencing to compare the brains of birds and mammals. They've published ...
Have you ever seen magpies play-fighting with one another, or rolling around in high spirits? Or an apostlebird running at full speed with a stick in its beak, chased by a troop of other apostlebirds? Well, such play behavior ...
Plants & Animals
Jan 15, 2021
0
33
