A new article in Ecological and Evolutionary Physiology examines how the immune system and reproduction interact in female mammals, especially during pregnancy, from mating to birth. Subscribe to our ...
Some female birds, reptiles and other animals can make a baby on their own. But for mammals like us, eggs and sperm need each other. Parthenogenesis could be the future for this California condor ...
v. 1. Germ cells and fertilization.--v. 2. Embryonic and fetal development.--v. 3. Hormones in reproduction.--v. 4. Reproductive patterns.--v. 5. Artificial control ...
Sexual behavior is one reason why female mammals typically live longer than their male counterparts, according to a new study. Researchers from Germany, Denmark, France, Hungary and Belgium analyzed ...
SAN FRANCISCO, Feb. 13, 2009 – New techniques used to examine hormones in feces and urine of mammals in the wild are yielding surprising results about hormones and evolution. The new techniques allow ...
Scientists have filmed what seem to be the first known instances of non-penetrative reproductive sex in mammals, in bats living in a church attic in the Netherlands and at a Ukrainian ...
Adult mammals have the capacity to kill other members of their own species, but males and females generally seem to kill for different reasons. Biologists have already studied mammalian infanticide, ...
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