On Wed, Oct 26, 2011 at 08:44:16PM -0400, Zev Sero wrote: > No. They mate with each other. To spell it out, fish and some amphbian males fertilize the eggs /after/ they are laid. Birds and lizards fertilize the eggs before. But not all dagim are taxonomically fish. Whales mate. Shellfish mate. Etc... Tir'u baTov! -Micha