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

Cyril Ruoso / Tenrec (Echinops telfairi) walking across leaf litter, Berenty Reserve, Madagascar.

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

Nick Garbutt / Lowland Streaked Tenrec (Hemicentetes semispinosus) active on forest floor at night. Masoala National Park, north east Madagascar.

Nick Garbutt / Lowland Streaked Tenrec (Hemicentetes semispinosus) active on forest floor at night. Masoala National Park, north east Madagascar.

Chien Lee / Streaked Tenrec (Hemicentetes semispinosus), Mantadia National Park, Madagascar

Chien Lee / Streaked Tenrec (Hemicentetes semispinosus), Mantadia National Park, 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 / Shrew tenrec (Microgale sp) Sambava, Marojejy mountains, Madagascar. Endemic species.

Roland Seitre / Pygmy shrew tenrec (Microgale parvula) held by researcher. Captive, endemic to Madagascar.

Roland Seitre / Lesser long-tailed shrew tenrec (Microgale longicaudata) in hand. Captive, endemic to Madagascar.

Roland Seitre / Highland streaked tenrec (Hemicentetes nigriceps) female with young. Captive, endemic to Madagascar.

Roland Seitre / Shrew tenrec (Microgale sp) Sambava, Marojejy mountains, Madagascar. Endemic species.

Roland Seitre / Lesser long-tailed shrew tenrec (Microgale longicaudata) held by researcher. Captive, endemic to Madagascar.

Roland Seitre / Common / tailless tenrec (Tenrec ecaudatus), Reunion Island, introduced species.

Roland Seitre / Montane shrew tenrec (Microgale monticola) held by researcher. Captive, endemic to Madagascar. Vulnerable species.

Roland Seitre / Highland streaked tenrec (Hemicentetes nigriceps) captive, endemic to Madagascar.

Roland Seitre / Highland streaked tenrec (Hemicentetes nigriceps) pair. Captive, endemic to Madagascar.

Roland Seitre / Highland streaked tenrec (Hemicentetes nigriceps) in hand. Captive, endemic to Madagascar.

Roland Seitre / Lesser hedgehog tenrec (Echinops telfairi) in hand. Captive, endemic to Madagascar.

Roland Seitre / Tail-less Tenrec (Tenrec ecaudatus), Madagascar

Roland Seitre / Highland Streaked Tenrec (Hemicentetes nigriceps) pair, Madagascar

Roland Seitre / Lesser Hedgehog Tenrec (Echinops telfairi), Madagascar

Roland Seitre / Montane Shrew Tenrec (Microgale monticola), Madagascar

Roland Seitre / Shrew Tenrec (Microgale sp) newly discovered species, Madagascar

Thomas Marent / Greater Hedgehog Tenrec (Setifer setosus), Ankarana Special Reserve, northern Madagascar

Thomas Marent / Greater Hedgehog Tenrec (Setifer setosus), Ankarana Special Reserve, northern Madagascar

Konrad Wothe / Streaked Tenrec (Hemicentetes semispinosus) foraging, Madagascar

Konrad Wothe / Greater Hedgehog Tenrec (Setifer setosus) portrait, Madagascar

Patricio Robles Gil / Greater Hedgehog Tenrec (Setifer setosus) clinging to tree trunk, Madagascar

Pete Oxford / Greater Hedgehog Tenrec (Setifer setosus) portrait, Daraina, northeast Madagascar

Pete Oxford / Greater Hedgehog Tenrec (Setifer setosus) walking on leaf litter of forest floor, Daraina, northeast Madagascar

Mitsuaki Iwago / Streaked Tenrec (Hemicentetes semispinosus), Madagascar

Roland Seitre / Highland Streaked Tenrec (Hemicentetes nigriceps) in defensive posture, Madagascar

Joel Sartore / Photo Ark / Lowland streaked tenrec (Hemicentetes semispinosus) portrait, Madagascar. Captive.

Nick Garbutt / Lesser hedgehog tenrec (Echinops telfairi) on forest floor, Tsimanampetsotse National Park, south west Madagascar.

Nick Garbutt / Lowland streaked tenrec (Hemicentetes semispinosus) on forest floor at night, Masoala National Park, north east Madagascar.

Nick Garbutt / Lowland streaked tenrec (Hemicentetes semispinosus) on forest floor at night, Masoala National Park, north east Madagascar.

Nick Garbutt / Common tenrec (Tenrec ecaudatus) foraging in undergrowth, near Mantadia National Park, eastern Madagascar.

Nick Garbutt / Greater hedgehog tenrec (Setifer setosus) on forest floor at night, Kirindy Forest, western Madagascar.

Joel Sartore / Photo Ark / Tailless tenrec (Tenrec ecaudatus) breathing, profile, Bahitoo Farm. Captive.

Joel Sartore / Photo Ark / Tailless tenrec (Tenrec ecaudatus) breathing, Bahitoo Farm. Captive.

Mark Taylor / Tailless Tenrec (Tenrec ecaudatus). Occurs in Madagascar.

Mark Taylor / Tailless Tenrec (Tenrec ecaudatus) with open mouth, Madagascar.

Mark Taylor / Tailless Tenrec (Tenrec ecaudatus). Madagascar.