Animal Reproduction
Several Bird Species Can Store Sperm
The ability of females in many animal taxa to store sperm is a contributing factor to their level of control over which sperm to select
May 26, 2021
Month: May 2021
Animal Parenting
Animal Moms and the Death of Offspring
For mothers, there is nothing more painful than losing a child. The unfortunate truth in the animal kingdom is that it happens all the time
May 19, 2021
Animal Parenting
Paused Pregnancies In Rodents
In mammals, embryos can exist in a state of suspended animation. It’s thought that this ability to store fertilized embryos originally evolved to maximize reproductive
May 12, 2021
Animal Reproduction
Female Pygmy Squid Prefer Smaller Males
Male pygmy squid (Idiosepius paradoxus) attach their spermatophores to the outside of their partner’s body, and multiple males can make such deposits. This leaves females
May 5, 2021