[["What was the first land animal on earth?\nWhat was the first land mammal on Earth?\nMorganucodon had been considered the 1st mammal, with isolated teeth showing that it dated back around 205 million years. They had a small gerbil-like body and a long face similar to those of shrews or civets.", 4.0], ["Millipedes", 1.0]]
what was the first land animal on earth
animals