Organisms and Population. — Bio Zoology STD 12 — Question
Tamilnadu BoardEnglish MediumSTD 12Bio ZoologyOrganisms and Population.2 Marks
Question
State Allen’s rule and Bergmann’s rule.
✓
Answer
Allen’s rule: Warm blooded animals living in cold climates have shorter limbs, ears and other appendages than the same species in warm climates. Beegmann’s rule: Birds and mammals have larger body size in cold regions than warmer regions.
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