mammalsSciencePhoto of the Day #823: California sea lionBy Brian SwitekScienceThe deeper the snow, the better the huntingBy Brian SwitekScienceDid the "Marsupial Lion" Climb Trees?By Brian SwitekSciencePhoto of the Day #820: Amur tigerBy Brian SwitekSciencePhoto of the Day #819: ChipmunkBy Brian SwitekSciencePhoto of the Day #818: Mule deerBy Brian SwitekScienceAn itty-bitty armored mammalBy Brian SwitekSciencePhoto of the Day #815: OrangutanBy Brian SwitekScienceEarly "Baleen Whale" Was a Tooth-Bearing Mud-GrubberBy Brian SwitekSciencePhoto of the Day #814: MeerkatsBy Brian SwitekSciencePhoto of the Day #813: Japanese macaqueBy Brian SwitekSciencePhoto of the Day #812: African wild dogBy Brian SwitekSciencePhoto of the Day #811: Red pandaBy Brian SwitekSciencePhoto of the Day #810: BobcatBy Brian SwitekSciencePhoto of the Day #809: Red wolfBy Brian SwitekSciencePhoto of the Day #807: Small-clawed ottersBy Brian SwitekSciencePhoto of the Day #806: GeladaBy Brian SwitekSciencePhoto of the Day #805: Polar bearBy Brian SwitekSciencePhoto of the Day #802: PronghornBy Brian SwitekSciencePhoto of the Day #801: Red pandaBy Brian SwitekScienceThe extended twilight of the mammothsBy Brian SwitekSciencePhoto of the Day #800: GrizzliesBy Brian SwitekSciencePhoto of the Day #795: Giant anteaterBy Brian SwitekScienceBreaking the Chain of Early Whale EvolutionBy Brian SwitekMore Stories