Chien Lee / Lesser Hedgehog Tenrec (Echinops telfairi) in defensive posture, Mangily, Madagascar

ZSSD / African Hedgehog (Atelerix algirus) baby curled up in defensive posture, native to Africa

ZSSD / African Hedgehog (Atelerix algirus) baby next to American dime to show scale, native to Africa

Gerry Ellis / African Hedgehog (Atelerix algirus) portrait, northwest Africa

ZSSD / African Hedgehog (Atelerix algirus) mother and baby, native to Africa

Alain Dragesco-Joffe / Ethiopian hedgehog (Paraechinus aethiopicus) male, Sahara, Niger.

Chien Lee / Lesser Hedgehog Tenrec (Echinops telfairi), Mangily, Madagascar

Chien Lee / Greater Hedgehog Tenrec (Setifer setosus) climbing tree, Madagascar

Chien Lee / Greater Hedgehog Tenrec (Setifer setosus) on forest floor, Madagascar

Chien Lee / Greater Hedgehog Tenrec (Setifer setosus), Palmarium Reserve, Madagascar

Chien Lee / Greater Hedgehog Tenrec (Setifer setosus) in defensive posture rolled into a ball, Palmarium Reserve, Madagascar

Roland Seitre / Four-toed hedgehogs (Atelerix albiventris) Fathala Wildlife Reserve, Toubacouta, Senegal.