Table 1.

Overview of mammals in this study

Foregut Fermenting Herbivores	Hindgut Fermenting Herbivores
Big Horn Sheep 1 (BigHornSD)*	African Elephant (AfElphSD3)*
Big Horn Sheep 2 (BigHornW)‡	Black Rhinoceros (BlackRhino1)†
Colobus (Colobus)†	Capybara (Capybara)†
Gazelle (Gazelle3)†	Gorilla (GorillaSTL)†
Giraffe (Giraffe2)†	Horse (Horse1)‡
Rock Hyrax 1 (HyraxSD)*	Orangutan (Orang1)†
Rock Hyrax 2 (HyraxSTL)†	European Rabbit (Rabbit)†
Kangaroo (Kroo3)†	Zebra (ZebraSTL1)†
Okapi 1 (Okapi1)†
Okapi 2 (Okapi2)†	Omnivores
Springbok (SpgbkW)‡	Baboon 1 (BaboonSTL)†
Transcaspian Urial Sheep (Urial2)†	Baboon 2 (BaboonW)‡
Visayan Warty Pig (VWPig)*	Black Bear (BlackBr2)†
	Black Lemur (BlackLemur)†
Carnivores	Callimicos (Callimicos)†
Armadillo (Armadillo)†	Chimpanzee 1 (Chimp1)†
Bush Dog (BushDog1)†	Chimpanzee 2 (Chimp2)†
Echidna (Echidna)†	Ringtailed Lemur (RTLemur)†
Hyena (Hyena2)†	Saki (Saki)†
Lion 1 (Lion1)†	Spectacled Bear (SpecBr2)†
Lion 2 (Lion2)†	Squirrel (Squirrel)†
Polar Bear (PolarBr2)†

Legend:

^*=San Diego Zoological Park.

^†=St. Louis Zoo.

^‡=Wild, free-living. Sample abbreviations used in figures and tables are noted in parentheses. See Table S1 for additional details.