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 antbird "Hafferia". Sooty antbird The sooty antbird ("Hafferia fortis") is a species of bird in the family Thamnophilidae. It is found in Bolivia, Brazil, Colombia, Ecuador, and Peru. Its natural habitat is subtropical or tropical moist lowland forests. The sooty antbird was described and illustrated by the English ornithologists Philip Sclater and Osbert Salvin in 1868 and given the binomial name "Percnostola fortis". The species was later included in the genus "Myrmeciza". A molecular phylogenetic study published in 2013 found that "Myrmeciza" was polyphyletic. In the resulting rearrangement to create monophyletic genera the sooty antbird was moved to the newly erected