Inside History on Instagram: "Meet the desert rain frog otherwise known as the Breviceps macrops. They live in the deserts of Namibia and South Africa where they burrow in the moist sand, which covers their unusual transparent underbelly 🐸 This tiny creature has a very distinctive croak, which mimics a chew toy — but is actually the ferocious war cry of a very angry frog to threaten predators. Like our content? Follow 👉🏼 @insidehistory (Via: @bbc)"