A member of the platinum group of metals which, unsurprisingly, includes platinum, rhodium is most commonly found mixed with other platinum group metals. This makes it difficult to extract, which can only increase its value.
What is a reptile? Reptiles are animals that are cold-blooded. Most reptiles lay eggs and their skin is covered with hard, dry scales. What does cold-blooded mean? Animals that are cold-blooded don't automatically maintain a constant body temperature. They have to lay out in the sun to keep their body heat up.
Difference between Mammal and Reptile. The main difference between mammals and reptiles is the way they regulate body heat. Mammals can produce body heat while reptiles need external heat source such as the sun. That is why most reptiles will bask in the sun to get warm. Mammals give birth to live young while reptiles lay eggs.