Top 5 mammals with the longest pregnancies
evergreenThe 5 mammals with the longest pregnancies by gestation period: African bush elephant, African forest elephant, Asian elephant, Sperm whale, Orca.
Snapshot · 2026-09-01
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- 1
African bush elephant
670 days
- 2
African forest elephant
670 days
- 3
Asian elephant
609 days (average)
- 4
Sperm whale
535 days (average)
- 5
Orca
532 days (average)