Solve Animal Mysteries from A to Z with young clue hunters Abbi, Daniel, and Lydia!

A is for ALPACAS: It's time for the alpaca costume contest, and Abigail 'Abbi' Wallace is excited to see it at the Maine State Fair. But there’s only one alpaca left—the rest are missing! What sent the alpacas packing? Abbi; her dog, Barkley; and her friends Lydia and Daniel are ready to sniff out this mystery!

Bats in the Castle: Abbi, Lydia, and Daniel love to watch bats flying around their neighborhood after sunset. Nature is so cool! But then they hear an unnatural sound in Abbi's home. Is it a ghost? Or something scarier? With help from her trusty dog Barkley, Abbi and her friends will shine a light on the truth!

Cougar Clues: No one has seen cougars in Maine for more than a hundred years. Then, a TV crew starts filiming in the woods near Abbi's home, looking for cougars! Abbi, Lydia, and Daniel are curious: could this sly animal have returned to Maine? All clues point to YES! -- but something doesn't quite add up. . . .

Dolphin Detectives: It's the weekend -- a perfect day for a sail off the coast of Maine. But there's something fishy going on with the local dolphins and Abbi, Lydia, and Daniel are determined to find out why. Are the dolphins twisting, leaping, and whistling because they're playing? Or is it a warning of nearby danger? And if it's danger, how can the kids get grownups to believe them? Abbi and her friends are diving head first into this mystery!