Help

Ok so I don’t know if anyone knows what I’m talking about but I need help finding a bl I use to read so basically they were animals like straight up wild life animals and the main couple was a leopard or a cheetah all i remember was he was he had patterns and his lover was a tiger I think or lion and he had a mutation that changed the color of his fur can’t remember if it was black or he was an albino but like there was also other couples like a sea chapter where it focused on a shark and orca I think