Nature Is Metal on Instagram: "Life’s A Beach 📽 by @pantanal_vip_service_turismo I thought I’d seen it all, until I saw a jaguar creep up the shore like a navy frogman and take this sunbathing caiman by surprise - My favourite part of this one is the crane, he knew the jag wasn’t there for him, anyway… Caimans sunbathe because they are ectothermic (cold-blooded) reptiles, meaning they cannot generate their own body heat internally like mammals (warm blooded) do, and must rely on external source