Animal Reproduction

The Environment Affects The Size Of These Bird Eggs

December 30, 2020 0
Female birds can change egg contents based on social status, the qualities of dad, and in response to environmental factors. For example, when population density is high and a female’s chicks are likely to experience […]
Animal Parenting

Bottlenose Dolphin Newborn Development

November 18, 2020 0
Bottlenose dolphin moms give birth in an open environment. Newborn dolphins remain very close to their mothers for the first few weeks after birth. Echelon Swimming Something called echelon swimming takes place for at least […]
Animal Parenting

These Primates Always Have Twins

November 4, 2020 0
The New World monkeys of Central and South America, tamarins and marmosets, are the main groups of cooperatively breeding primates. These are collectively known as callitrichids, and they inhabit many areas of Central and South […]
Animal Parenting

The Importance of Colostrum

October 28, 2020 0
Milk pretty much picks up where the placenta left off in terms of how a mammalian infant is provisioned by its mom. The most energetically demanding time for infants, the period just after birth, coincides […]
Animal Reproduction

Pausing Pregnancy: Diapause In Mammalian Species

October 14, 2020 0
You may operate under the false impression that once a sperm has met with an egg and created an embryo, the process cannot be paused and restarted. However, the physiology of many mammalian and primate […]