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May/June 2024
extinct
[ek-STINGKT]
extinct means gone forever. The dodo was a big bird that became extinct.
Aunt Spray/Shutterstock.com
habitat
[HAB-uh-tat]
The place where an animal or a plant makes its home.
Foto Mous/Shutterstock.com
nocturnal
[nok-TUR-nuhl]
Active at night. Bats are nocturnal. They sleep in the day and are awake at night.
Independent birds/Shutterstock.com
saliva
[suh-LY-vuh]
Saliva is the clear liquid in your mouth. It keeps your mouth wet and helps you swallow food.
Amy Frazier, Shooting the Kids Photography/Getty Images