Nine-year-old Stella Sullivan loves animals, from cuddly kittens to the wild inhabitants of Gateway National Park near her home in Montana. Luckily, her aunt's a veterinarian who can help when Stella finds an abandoned puppy that might die without her. Meanwhile, Stella's helping save a desperately ill horse, a chocking dog, and a paralyzed bald eagle. She's also organizing kids who want to bring wolves back to the park. But it's the puppy she cares about—will round-the-clock feedings be enough to save its life?

Nine-year-old Stella Sullivan loves animals, so she sometimes finds herself at odds with her grandfather, Papa Pete—a gruff, unsentimental hunter. While out hiking one day, Stella glimpses a mountain lion with a face full of porcupine quills. Stella knows it will starve without help. Aunt Anya, a vet, can remove the quills, but first she must ask Papa Pete for his help in tracking the elusive cat. Join Stella and her friends and family in one exciting episode after another, as they rescue a fawn from a steel trap, save an iquana, and help deliver a colt. And in a stunning conclusion, Stella witnesses a moment she has long dreamed of, which will change her world forever.

Nine-year-old Stella Sullivan loves animals, and so does her mom, a wildlife biologist at Goldenrock, a huge national park near their home in Montana. When Stella learns that Romeo, a male wolf her mother's team recently reintroduced into the park, has died from gunshot wounds, she is heartbroken. Stella and her more hike up Mount Edna to track Juliet, Romeo's mate, to her den, and there they discover a wonderful surprise—wolf pups But the plan to return for Juliet and her pups—who will surely perish without a second parent to help care for them—is foiled when the pups suddenly go missing. Can Stella help track them down before hunters do? Join Stella, her Aunt Anya—a veterinarian—and their friends and family in one exciting episode after another, as they rescue a piglet that's tumbled down a well, perform surgery on a goldfish, treat a colt chat's suffered a rattlesnake bite, and more

Nine-year-old Stella Sullivan loves animals, and so does her Aunt Anya, the only veterinarian in Gateway, Montana—and the official vet at the annual Gateway Rodeo, the biggest event of the summer. Stella is thrilled when Anya asks her to come along and help out. She and her friends get to wear official staff T-shirts and carry walkie talkies, but even Stella couldn't have predicted how exciting this year's rodeo would be! Join Stella and her aunt—and their friends and family—as they rescue a rodeo clown's rabbit, treat a champion horse, examine a bucking bull, and foil a dognapping!

Nine-year-old Stella Sullivan loves all the animals around her Montana home, but there is a special place in her heart for her puppy, Rufus. When a forest fire threatens a nearby stable, Stella locks Rufus safely in the kitchen and rushes to rescue the horses. The fire grows nearer. Everyone must be evacuated from the valley. Stella helps her veterinarian aunt care for a singed raccoon, a kitten with a burned foot, and an abused grizzly bear cub. But Rufus is all alone—is he in danger from the fire?

Pets in Peril? It's Stella to the rescue! On each of the first three days of school, Stella is late because of a wounded or sick animal, and her teacher is not at all pleased. But Stella must find the time to help a wounded turtle, a gravely ill cat, and a golden retriever that's been hit by a truck. What's more, she's beginning to realize that somebody needs to do something about the bend in the road where the dog was It's unsafe for animals, and maybe for people, too. Stella, her friends, and her veterinarian aunt, Anya, save the animals in Gateway, Montana, in one exciting new adventure after another.

Stella Sullivan loves to help the animals that turn up at her aunt Anya's veterinary clinic near her home in Montana. It is almost Halloween, and now some very strange creatures are showing up at the clinic. There's a giant python with a burn on its back, a frightened black cat, and even a hairless rat that some malicious person has painted green. Halloween also marks the beginning of a frightening time for wild woodland hunting season! Scarier still, when Stella tells her aunt about a sick fawn she's spotted in the woods, Anya won't help. Has Stella's beloved aunt stopped caring about wild creatures?