Sirenidae

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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What Wikipedia says

Sirenidae, the sirens, are a family of neotenic aquatic salamanders. Family members have very small fore limbs, and lack hind limbs altogether. In one species, the skeleton in their fore limbs is made of only cartilage.

Excerpt from the Wikipedia article “Sirenidae”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: User:Stan Shebs, CC BY-SA 3.0, via Wikimedia Commons.