didactyly

uncountable

The condition of having two digits on each limb, as in the two-toed sloth.

Japanese Meaning

各肢に二指がある状態、つまり両手や両足にそれぞれ2本の指が存在する状態

The biologist noted the sloth's didactyly and explained how its two-toed morphology affected its climbing.

その生物学者はナマケモノの各肢に指が2本ある状態に注目し、その二本指の形態がどのように登ることに影響するかを説明した。

Sense（1）

The condition of having two digits on each limb, as in the two-toed sloth.