Animal Reproduction
Female Tree Crickets Prefer The Bad Boys
The human female is a complicated creature. The selection of an appropriate mate is often an extremely difficult process that can lead to sadness and
June 16, 2021
Animal Reproduction
Is There A Reason For Menopause?
Menopause – why would such a strategy evolve? After all, males retain the ability to procreate until the end of their life cycles (albeit with
June 9, 2021
Animal Reproduction
Humans vs. The Animal Kingdom
One of the things that fascinates me the most about sex is the fact that our own species does so many things so differently than
June 2, 2021
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
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
Animal Parenting
Nazca Booby Pseudomoms & Their Deadly Parenting Behaviour
Nazca boobies are ground-nesting colonial seabirds that exhibit unique pseudomothering behaviour. In any given year, there are reproductive females whose nests have failed. While busy
April 28, 2021
Animal Reproduction
These Female Mouth-Brooding Cichlids Collect Sperm From Several Males
Mouth-brooding female cichlids (family Cichlidae) are in control of both pre- and post-mating sexual selection. In this highly specialized mating system, females gather up their
April 21, 2021
Animal Reproduction
Mating Signals and Sound Pollution – The Cocktail Party Problem
Environmental variation can wreak havoc on animals that use auditory signals to find mates. Ever tried to carry on a conversation with a potential mate
April 14, 2021