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Do you know the Hawksbill sea turtle’s secret? Learn about the special tradition that Hawksbill sea turtles uphold every year to lay their eggs on the beach, and see how their hatchlings must make the scary journey back to the sea.

Nick is afraid of sharks. He'd much rather spend his time safely on the beach than in the water with sharks! To help Nick get over his fear, his sister takes him to an aquarium. Will this special trip help him learn that sharks aren't scary?

Did you know the Blue whale is the biggest creature in the world? Baby Blue is still a baby and she is already the length of five bathtubs! That's a really big baby. Learn all about Baby Blue has she explores the ocean with her mother!

Have you ever seen a gray whale? They are very special animals. Some can grow up to 50 feet long—that’s longer than a school bus! Every year, they migrate 10,000 miles from Alaska to Mexico to have their babies, and then travel all the way back again. Learn all about the special qualities of the gray whale and why they are such magnificent creatures!

Have you ever wished you could swim with whales? Swim alongside a pod of orcas and see how these magnificent creatures spend their lives together in the Johnstone Strait. Learn how they travel, communicate, play, and hunt through the eyes of a young male orca.

Did you know hermit crabs need to leave the ocean and find new shells to live in as they grow up? Click, Jane, and their friend CeCe are exploring the beach when they meet a new friend—a growing crustacean named Shelly!

Have you ever seen a sea star before? They are the pretty star-shaped creatures that hang out at the bottom of the ocean. Learn about Sea Star as she finds and eats her favorite food, moves around the ocean floor, and regenerates her broken arm! Learn about these strange invertebrates and the unique lives they live.

Yo, Kayla, and Auntie Kim go to the aquarium to see the dolphins. Kayla’s favorite is Freddie, but Yo doesn’t know how to tell which one is Freddie or Maria or Mario. Do you know how to tell dolphins apart?

When winter ice covers the Arctic Ocean, a narwhal pokes his head through a patch of open water, his tusk—a six-foot long tooth—pointed to the sky. Join this mammal as he jousts with another narwhal, floats with his pod, and uses echolocation to find his prey. When warmer weather arrives, he will migrate towards summer ground. But he must be careful! Predators—orcas and polar bears—will be hungry and looking for a meal.... How will the narwhal escape? Will he be able to return to the winter bay?

This book introduces young listeners to the orcas humans first fell in love with. The members of J pod live in the Salish Sea, off the coast of Washington and British Columbia. Moby Doll was the first orca ever displayed in captivity, Granny was the oldest orca known to humanity, and Scarlet was the orca humans fought to save.

Each year, elephant seals migrate from Alaska to California, and back again. Kids will discover how the herd eats, fights, eats some more, and raises the next generation of baby seals.

Like humans, dolphins learn through play, observation, and experimentation. Some learned behaviors are fun things to pass the time. In different parts of the world, dolphins have learned some fascinating hunting techniques that help them survive. Whether these learned behaviors are taught from generation to generation or learned by observation, those dolphins have unique hunting skills found only in those areas.

Al igual que los humanos, los delfines aprenden jugando, observando y experimentando. Algunos comportamientos aprendidos son cosas divertidas para pasar el tiempo. En diferentes partes del mundo los delfines han aprendido algunas técnicas de caza fascinantes. Sin importar si el comportamiento aprendido es enseñado de generación en generación o aprendido mediante la observación, esos delfines tienen habilidades de caza únicas que solo pueden encontrarse en esas zonas.

Los mamíferos marinos conocidos como cetáceos están divididos en dos grupos: ballenas dentadas (incluyendo delfines y marsopas) y ballenas barbadas. Un grupo solo tiene un espiráculo para respirar y el otro tiene dos. Un grupo tiene aletas dorsales altas para mantener el balance mientras persiguen a sus presas. El otro recoge agua y presas con su inmensa boca mientras nadan y no necesitan aletas dorsales altas. Un grupo utiliza la ecolocalización y el otro no. Aprende más sobre las similitudes y diferencias de estos animales.

Marine mammals known as cetaceans are broken into two large groups: toothed whales (including dolphins and porpoises) and baleen whales. One group has a single blowhole to breathe air, the other has two. One group has tall dorsal fins to help maintain balance as they chase prey. The other scoops up water and prey in their large mouths as they swim slowly along—they don’t need large dorsal fins. One group uses echolocation, the other doesn’t. Learn more about what these animals have in common and how they are different in this latest installment of the Compare and Contrast Series.

Tiger sharks eat almost anything they can catch. But the practice of dumping garbage in oceans is harmful to these predators who tend to eat something without realizing it isn’t food. This causes tiger sharks to eat license plates and other non-food items they cannot digest.

Experience the wonder and learn about the aquatic life on Liberty Bay with Ben and his new friend, Samantha.

What makes all these animals fish? Fish live in the water, but they have other defining characteristics as well. Who else lives in the ocean?

Adelita, a loggerhead sea turtle, was the first ocean-going animal to be tracked with a satellite transmitter. How would she find her way?

The freshwater eel is a fish that makes two remarkable journeys, one at the beginning of its life, and another at the end. It is born in the ocean, lives its adult life in a freshwater stream, then returns to the ocean.