Search Britannica
Click here to search
Search Britannica
Click here to search
Subscribe
Subscribe
Login
https://premium.britannica.com/premium-membership/?utm_source=premium&utm_medium=nav-login-box&utm_campaign=black-friday-2024
Subscribe
Now
Home
ProCon
History & Society
Science & Tech
Biographies
Animals & Nature
Geography & Travel
Arts & Culture
Money
Games & Quizzes
Videos
On This Day
One Good Fact
Dictionary
New Articles
History & Society
Lifestyles & Social Issues
Philosophy & Religion
Politics, Law & Government
World History
Science & Tech
Health & Medicine
Science
Technology
Biographies
Browse Biographies
Animals & Nature
Birds, Reptiles & Other Vertebrates
Bugs, Mollusks & Other Invertebrates
Environment
Fossils & Geologic Time
Mammals
Plants
Geography & Travel
Geography & Travel
Arts & Culture
Entertainment & Pop Culture
Literature
Sports & Recreation
Visual Arts
Companions
Demystified
Image Galleries
Lists
Podcasts
Spotlight
Summaries
The Forum
Top Questions
#WTFact
Britannica Kids
Ask the Chatbot
Games & Quizzes
ProCon
History & Society
Science & Tech
Biographies
Animals & Nature
Geography & Travel
Arts & Culture
Money
Videos
Home
Videos
Science
Which mammals have the shortest and longest gestations
Which mammals have the shortest and longest gestations
Learn how the length of gestation varies among animals such as elephants and opposums.
Encyclopædia Britannica, Inc.
Which mammals have the shortest and longest gestations
How does the Rh factor affect pregnancies?
Why don't humans have tails?
From hunter to protector in Thailand's Khao Sok National Park
How to become a certified ranger in South Africa
How a human embryo develops into a fetus
Observe a herd of African savanna elephants forage for food, self-groom, and enjoy a watering hole
See the crawling movements of the fetal Australian tammar wallaby through ultrasound imaging, three days before their birth
How does a home pregnancy test work?
Related Articles:
elephant
,
gestation
,
mammal
,
marsupial
,
animal reproductive system
,
opossum