Meaning of three-spined stickleback | Babel Free
Definitions
Gasterosteus aculeatus, a small fish of coastal and inland waters of the Northern Hemisphere, that can make its spines erect when threatened, which makes it hard to swallow.
Equivalents
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.