When faced with a predator or sudden danger, the heart rate goes up, breathing becomes more rapid, and fuel in the form of glucose is pumped throughout the body to prepare an animal to fight or flee.
Cell & Microbiology
Sep 12, 2019
1
82006
For the first time, MIT researchers have performed a large-scale, high-resolution study of the cells in breast milk, allowing them to track how these cells change over time in nursing mothers.
Cell & Microbiology
Apr 5, 2022
0
769
The critical role that breast feeding plays in infant survival may have led, during the last ice age, to a common genetic mutation in East Asians and Native Americans that also, surprisingly, affects the shape of their teeth.
Evolution
Apr 23, 2018
0
767
A group led by researchers at Butantan Institute in Brazil and supported by FAPESP has described for the first time the presence of venom glands in the mouth of an amphibian. The legless animal is a caecilian and lives underground. ...
Plants & Animals
Oct 1, 2020
0
5973
Saliva from a tick's bite can transmit pathogens that cause serious illnesses, such as Lyme disease, and significant agricultural losses. Current insecticides have drawbacks, so scientists have been seeking new ways to prevent ...
Biochemistry
Aug 26, 2019
6
2109
When you think about what separates humans from chimpanzees and other apes, you might think of our big brains, or the fact that we get around on two legs rather than four. But we have another distinguishing feature: water ...
Evolution
Mar 5, 2021
19
7005
(PhysOrg.com) -- While it is well accepted knowledge that pigs wallow in mud in order to regulate body temperature and keep cool, a new study published in Applied Animal Behavior Science shows that the wallowing behavior ...
A team of researchers affiliated with several institutions in the U.S. and Slovenia has found a previously unknown protein in the strongest known spider web material. In their paper published in the journal Communications ...
(Phys.org) -- For years biologists have puzzled over how it is that elephants are able to maintain such long pregnancies, which typically run to nearly two years. While many theories have been tossed around, no one really ...
This week marked the 20th anniversary of the birth of arguably the most famous sheep that ever chewed grass. Dolly was created at The Roslin Institute, Scotland, which receives long-term strategic funding from BBSRC.
Biotechnology
Jul 8, 2016
0
12
A gland is an organ in an animal's body that synthesizes a substance for release of substances such as hormones or breast milk, often into the bloodstream (endocrine gland) or into cavities inside the body or its outer surface (exocrine gland).
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