Enter a clue or pattern or both:
The Clue
Ecologists' study (6 letter answer)
The Answer
BIOMES
Tags
Notes
The answer BIOMES is so rare that it appears less than once every 2900 puzzles.
Related Clues
Ecological communities
Ecological units
Some complex communities
Rain forests and grasslands, e.g.
Definition
BIOME as a noun:
1. a major biotic community characterized by the dominant forms of plant life and the prevailing climate