Mondo Knows Facts
Nine banded armadillos are always born in fours
The four young come from one fertilised egg and are identical The single egg splits into four embryos, so a litter shares the same genes and sex. That makes the species useful in genetics research. They are the only armadillo found in the United States. It sits in Mondo's animals collection, one of 200 facts that each trace back to the reference below.
Where this comes from
Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.
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Tags: armadillo, genetics, reproduction
Nine banded armadillos are always born in fours: the short answers
- Where does this come from, and can I check it?
- The four young come from one fertilised egg and are identical. The figure is taken from Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
- Is this really a animals fact?
- Yes. It sits on the Animals shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
- What else can I read about it?
- The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.