Gay behaviour 'is the norm for most animals': 1,500 different species engage in 'homosexual' acts | Daily Mail Online
Yes, those cuddling lions are male. But that doesn't mean they're gay. - The Washington Post
Farmer Sutra! Are gay rams really a problem in the sheep industry? | Environment | The Guardian
There is no homophobia in the animal kingdom | Environment| All topics from climate change to conservation | DW | 02.08.2017
Amazon.com: Homosexual Behaviour in Animals: An Evolutionary Perspective (9780521182300): Sommer, Volker: Books
Gay Animals: Alternate Lifestyles in the Wild | Live Science
Farmers say expert's claim that one in twelve sheep is gay is 'nonsense' | The Independent | The Independent
Are 90% of giraffes gay – or have their loving looks been misunderstood? | Animal behaviour | The Guardian
Homosexual Activity Among Animals Stirs Debate
10 animal species that show how being gay is natural | All media content | DW | 02.08.2017
BBC - Earth - We have the wrong idea about males, females and sex
Scientists explore the evolution of animal homosexuality | Imperial News | Imperial College London
List of animals displaying homosexual behavior - Wikipedia
BBC - Earth - Are there any homosexual animals?
Gay Pride? Famous Male Lions Just Hugging | Live Science
BBC - Earth - Are there any homosexual animals?
Homosexuality is so animal | All you need is Biology
Gay Animals list: Lions, giraffes, bonobos display homosexual behaviour! (Video) | India.com
Enter the Aardvark — a tale of closeted gay love. And taxidermy | Financial Times
Let's talk about gay penguins: Munich zoo joins Pride week
Yes, those cuddling lions are male. But that doesn't mean they're gay. - The Washington Post
Homosexuality may have evolved for social, not sexual reasons
