Biologist Jon Allen is the proud owner of the world’s oldest ribbon worm on record.
The adopted invertebrate is fondly called Baseodiscus the Eldest, and he is at least 26 years old, probably around 30, according to a new analysis.
When fully…

Biologist Jon Allen is the proud owner of the world’s oldest ribbon worm on record.
The adopted invertebrate is fondly called Baseodiscus the Eldest, and he is at least 26 years old, probably around 30, according to a new analysis.
When fully…