how can you tell if a regular lake minnow is a female?

How can you tell from the male and female fire belly toads how do they mate and how do they lay their eggs.

I have a pure breed 45lbs rednose female. How can I tell how big shes gonna get?

I've had bonnie (my pitbull) since she was probably around 3 months and I've had her for half a year now. I was never sure if...

how can you tell if a red eard slider turtle is male or female

how can you tell a male and female goldfish apart

I have a male and female parakeet and the girl just laid two eggs! they are pink, I forget if that means that they are fertil...

My first one has pink feet and my second one has bluish feet, but im not sure about the color of their nostrils. Also the sec...

can a female dog in heat make another female dog go into heat?

how can i tell if my female dog is pregnate

HOW CAN YOU TELL IF THE BOY DOG IS IN HEAT. I HAVE TWO SHIH TZU