On a science class trip to the aquarium, Catalina "Cat" Duran and her friends discover that two of the seals have been drugged and investigate to discover the person responsible.

Elsa Roth and her best friend, Olivia, are accompanying Elsa's mother on an expedition to study the diet of orcas in the San Juan Islands in the Pacific Northwest, where they are soon caught up in the drama surrounding August, a young orca calf, who has gotten separated from his pod--the marine mammal sanctuary wants to rescue and rehabilitate him for a quick return to his own pod when they can be found, but the local Oceanarium wants to keep him...

When Black Beauty was born one sweet spring day, he could not have imagined the life ahead of him. Following his mother's advice to do his work with a good will, he enjoys the adventures of country and city life, makes new friends, and suffers from the cruelty and greed of his human masters. Beauty faces each challenge with bravery and kindness -- and then a chance encounter with an old friend brings him the greatest joy of all. Anna Sewell's classic...

When Ivan, a gorilla who has lived for years in a down-and-out circus-themed mall, meets Ruby, a baby elephant that has been added to the mall, he decides that he must find her a better life.