Zygodactylous Feet – Chameleon Feet

The Chameleon has zygodactylous feet. Zygo means paired, joined, or fused, and dactyl means digit (finger or toe). Scientists would like a more appropriate word, because the chameleon does not have true zygodactylous feet, like the parrot.

It has five toes on each foot. The toes are grouped into two fascicles (a bundle of structures).

Two or three toes in each fascicle are fused together, which makes its feet look like tongs (the tongs people use in the kitchen to pick up food).

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Chameleon

The Chameleon (family Chamaeleonidae) is a lizard – and a reptile.

The Chameleon can be a variety of colours, and can change colour to match its environment – this is called camouflage. It is usually green, brown, olive-green, or grey-brown. It is elongated, usually with a raised or slightly-domed back, and a tail that can curl around plants. It often has a crest of spines along its back, and a fleshy lump at the back of its head. It has zygodactylous (fused) feet for climbing trees. It has a long tongue, and independently mobile eyes with stereoscopic vision.

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