“Journey to the Microcosmos: Tardigrades--Chubby, Misunderstood, & Not Immortal” explores the biology of tardigrades, also called water bears or moss piglets, and corrects common myths about their survival abilities. The video explains tardigrade anatomy, taxonomy, habitats, feeding, reproduction, cuticles, and unique photoreceptive cells, while highlighting their role in aquatic microecosystems. It also examines cryptobiosis, including anhydrobiosis, anoxybiosis, cryobiosis, and osmobiosis, to show how these microscopic invertebrates survive dehydration, radiation, temperature extremes, and pressure. With clear life science vocabulary and microscopy-based observation, the content supports curriculum topics in biology, zoology, cells, ecosystems, adaptation, and scientific classification. Part of the "Journey to the Microcosmos" series.