User blog:StaraptorEmpoleon/Introduction to birds, part five

Okay, so we've covered the bird orders, but what about the families?

Well, I've got you covered!

Struthionidae
This family is the only one in this order, it includes only the ostriches, but some scientists include the other ratites (not including the tinamous) in this order as well, along with the ostrich.

Rheidae
Only includes the rheas. Sometimes absorbed into Struthioniformes.

Apterygidae
Only includes the kiwis. Sometimes absorbed into Struthioniformes.

Casuariidae
Only includes the cassowaries. Sometimes absorbed into Struthioniformes.

Dromaiidae
Only includes the emu. Sometimes in Casuariidae.

Tinamidae
The tinamous.

Anseranatidae
Only includes the magpie-goose.

Anhimidae
The screamers.

Anatidae
The ducks, geese, swans aka waterfowl/wildfowl.