Paul Bertner / Giant Crab Spider (Sparassidae) mother with spiderlings, Udzungwa Mountains National Park, Tanzania

Paul Bertner / Crab Spider (Thomisidae) with Ant (Tetraponera sp) prey, Udzungwa Mountains National Park, Tanzania

Paul Bertner / Spiny Spider (Gasteracantha falcicornis), Udzungwa Mountains National Park, Tanzania

Paul Bertner / Saturniid Moth (Gonimbrasia zambesina) caterpillar, Udzungwa Mountains National Park, Tanzania

Paul Bertner / Garden Orb Weaver (Argiope sp) in web, Udzungwa Mountains National Park, Tanzania

Tom Struhsaker / Udzungwa Red Colobus Monkey (Procolobus gordonorum) adult female among canopy leaves. Udzungwa Mountains National Park headquarters near Mang'ula, Tanzania. Endangered species

Tom Struhsaker / Udzungwa Red Colobus Monkey (Procolobus gordonorum) adult female among canopy leaves. Udzungwa Mountains National Park headquarters near Mang'ula, Tanzania. Endangered species

Tom Struhsaker / Sanje Mangabey Monkey (Cercocebus galeritus sanjei) selecting leaves to feed on. Mizimu area, Sonjo Valley, Udzungwa Mountains National Park, Tanzania. Endangered species

Paul Bertner / Velvet Ant (Mutillidae) with its mimic, the Corinnid Sac Spider (Graptartia granulosa), Udzungwa Mountains National Park, Tanzania

Paul Bertner / Velvet Ant (Mutillidae) with its mimic, the Corinnid Sac Spider (Graptartia granulosa), Udzungwa Mountains National Park, Tanzania

Paul Bertner / Velvet Ant (Mutillidae) with its mimic, the Corinnid Sac Spider (Graptartia granulosa), Udzungwa Mountains National Park, Tanzania

Paul Bertner / Velvet Ant (Mutillidae) with its mimic, the Corinnid Sac Spider (Graptartia granulosa), Udzungwa Mountains National Park, Tanzania