Rule34.GG

Regular alien
ambiguous fluids
anthro
black body
black fur
coal (greenguycombine)
dominant
dominant female
entwined tails
female
fur
green eyes
greenguycombine
grey body
grey fur
larger female
male
male/female
mammal
penetration
penile
penile penetration
penis in vagina
pinned
pinned to ground
red eyes
size difference
smaller male
straddling
submissive
submissive male
tail
tail coil
tan body
tan fur
the nature of predators
vaginal
vaginal penetration
venlil (the nature of predators)
wool (fur)
yvette (greenguycombine)