Seven New Teeny Tiny Mini-Frogs Discovered in Brazil – Some are the Smallest Ever

Cool.

Krystian Science

KS Nature

These newly discovered mini-frogs are so small they barely fit on your fingernail – but, they do come in some flashy colors!

Brachycephalus (Anura: Brachycephalidae) is a remarkable genus of miniaturized frogs that call the Brazilian Atlantic Rainforest home. The first Brachycephalus species was found in 1824, but most of the species have been discovered over the past 15 years.

The seven new species live on seven distinct mountaintops in south eastern Brazil. Their habitats are known as ‘cloud forests.’ Each species is cut off from one another due to dips and valleys with varying climates that act as environmental barriers.

Brachycephalus are a group of frogs known for their bright colors and miniscule size – some are the smallest terrestrial vertebrates on record (less than 1cm). Their tiny frog anatomy has shrunk to their size, but one thing has changed. These amphibians typically have three toes and two fingers, instead of the five toes and…

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