Bottlenose dolphins
Gentle, Victor.
New York, NY : Ipicturebooks.com, [2002]

Dolphins
Herriges, Ann, author.
[United States] : Bellwether Media, 2007.

Dolphins
Meister, Cari.
[United States] : Jump!, 2013.

Dolphins and sharks a nonfiction companion to Dolphins at daybreak
Osborne, Mary Pope, author.
New York : Random House

Dolphins breathe air
Gray, Susan Heinrichs, author.
[United States] : Cherry Lake Publishing, 2017.

Delfines
Hansen, Grace, author.
Minneapolis, Minnesota : Abdo Kids, [2017]

Sharks and dolphins : a compare and contrast book
Kurtz, Kevin, author.
[United States] : Arbordale Publishing, 2016.

Voices in the ocean
Casey, Susan, 1962- author.
New York, New York : Random House Audio, [2015]

Voices in the ocean : a journey into the wild and haunting world of dolphins
Casey, Susan, 1962- author.
New York : Doubleday, [2015]

Voices in the ocean a journey into the wild and haunting world of dolphins
Casey, Susan, 1962- author.
New York : Doubleday, 2015.

Voices in the ocean : a journey into the wild and haunting world of dolphins
Casey, Susan, 1962- author.
New York : Doubleday, [2015]

Whales, dolphins, & porpoises : a natural history and species guide

Chicago : The University of Chicago Press, [2015]

NOVA ScienceNow - How Smart are Animals?

[San Francisco, California, USA] : Kanopy Streaming, 2015.