Brent Stephenson / New Zealand peripatus / Velvet worm (Peripatoides novaezealandiae) spitting out a sticky trap at its prey, Kahuranaki, Hawkes Bay, New Zealand, September.

Alex Hyde / Velvet Worm (Peripatus novaezealandiae) silhouetted against a leaf, known as 'living fossils', having remained the same for approximately 570 million years, New Zealand, Captive

Alex Hyde / Velvet Worm (Peripatus novaezealandiae) known as 'living fossils', having remained the same for approximately 570 million years, New Zealand, Captive

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Peripatus (Velvet Worm) feeding on a cricket, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Emanuele Biggi / Velvet worm (Peripatoides novaesealandiae), adult with prey. Captive.

Paul Bertner / Velvet worm, Yasuni National Park, Ecuador

Alex Hyde / Velvet worm (Onychophora) discovered under a piece of bark on a rotting log, photographed on a white background in a mobile field studio, Central Caribbean foothills, Costa Rica