Brown Bear, Brown Bear, What Do You See? White Dog, Black Sheep, a Goldfish, a Teacher or a Mother, and Students or Children. The 1984 British edition of the book substitutes a monkey for the teacher. Carle explained that variations in text between editions (mostly on the last page) were due to Martin, and that he made new illustrations to go with the changes. Carle and Martin published three spin-off books: "Polar Bear, Polar Bear, What Do You Hear?" (1991) uses zoo animals and sounds; "Panda Bear, Panda Bear, What Do You See?" (2003), endangered species; and "Baby Bear, Baby Bear, What Do You See?" (2007), North American
Sooty barbthroat Sooty barbthroat The sooty barbthroat ("Threnetes niger") is a hummingbird species in the family Trochilidae. It is found in French Guiana and the northeastern part of the Amazon Basin. Its natural habitat is humid tropical lowland forest. The taxonomy and systematics of the sooty/pale-tailed barbthroat complex has caused much confusion. Some authors consider the sooty barbthroat to be a melanistic variant of the pale-tailed barbthroat ("T. leucurus"). As "T. niger" was described first, this scientific name is the valid name for both when they are considered conspecific. On the other hand, the SACC for example considers "T. niger" and "T.