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NOT-OD-15-102: Consideration of Sex as a Biological Variable in

This notice focuses on NIH's expectation that scientists will account for the possible role of sex as a biological variable in vertebrate animal 

Polyploidy in Animals: Effects of Gene Expression on Sex

Polyploidization may upset the expression balance of genes in XX females and XY males beyond what can be tolerated. Although this process 

The evolution of same-sex sexual behaviour in mammals | Nature

Same-sex sexual behaviour, that is, any attempted sexual activity between members of the same sex, has been reported in over 1500 animal species 

List of films about animals - Wikipedia

A · Absolutely Anything (2015) · Ace Ventura: Pet Detective (1994) · Ace Ventura: When Nature Calls (1995) · Ace Ventura Jr.: Pet Detective (2009) · The 

Same-Sex Behavior Among Animals Isn't New. Science Is Finally

More common than recognized. The encounter was yet another data point in a growing understanding: Homosexual behavior is more common among 

Animal Sex: How Dragonflies and Damselflies Do It | Live Science

From here, the pair can fly around together in tandem. If the female is sexually receptive, she will lift her abdomen up to bring her "vagina" 

Policy: NIH to balance sex in cell and animal studies

Janine A. Clayton and Francis S. Collins unveil policies to ensure that preclinical research funded by the US National Institutes of Health 

Fish are the sex-switching masters of the animal kingdom | BBC Earth

The kobudai in Blue Planet II is far from alone in its sex-changing abilities. Of all the animals, fish are sexually the most fluid. Millions of people saw 

Beautiful & Sexy Animal Butts (mostly horses)

Beautiful & Sexy Animal Butts (mostly horses). Even animals have good backsides. Share them here.

Scientists explore the evolution of animal homosexuality | Imperial

'DARWIN'S PARADOX' - Imperial researchers are using a new approach to understand why same-sex behaviour is so common across the animal