Meaning of sibling species | Babel Free
Definitions
A group of two or more species that are almost identical in physical appearance but are genetically distinct and reproductively isolated, and thus cannot successfully interbreed.
plural, plural-only
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.