Nobody talks about this one. Each episode is a complete animal story told like a nature documentary, except the animals have agency, emotion, and a logic all their own, you're not watching them; you're understanding them. The show treats a wolf pack's survival, a bear's territory, a bird's migration with the weight of real drama, no anthropomorphizing, no cuteness tax. By the time you finish an episode about a single animal, you've lived inside its world so completely that the next one hits different because you bring what you learned from the last creature into how you see the new one. This is what happens when someone decides animal stories deserve the same narrative respect as human ones.
Adapted from a range of animal stories by Ernest Thompson Seton, Seton Animal Chronicles is a 45-episode TV anime from 1989 that takes a documentary approach. Every episode centers on one particular kind of animal and describes it, and taken together the episodes lay out the accomplishments of Seton, known as "Black Wolf." Its listed genres are adventure and fantasy.