Yes, these are goats. The word for "tragedy" in Greek originally meant "goat song." Many scholars believe that the origins of Greek theater come from religious rituals. The association of the term "tragedy" to "goat song" could suggest the ritual practice involving killing a goat. Other people however theorize that Greek theater emerged from rituals done at the tombs of heroes.
This link is to downloadable "When Families Grieve" materials. The "Children's Storybook" is great. It's generic enough about the loss that it could be used for death, divorce, separation, foster care, adoption, etc. Great stuff.