Niffler is a small, magical creature featured in the "Fantastic Beasts" film series. Known for its long snout and black, fluffy fur, the Niffler is particularly attracted to shiny objects, which it hoards in its pouch. This often leads to mischief and chaos, especially when it escapes into areas filled with metallic or glittering items. Despite its troublesome nature, the Niffler is an endearing character, providing comic relief and showcasing the whimsical elements of the magical world. In the series, it highlights the unpredictable and enchanting nature of magical creatures.