How do bats navigate to find prey

They fly around to find their prey because "you can catch flies with honey, but you can catch more honeys being fly".

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

copper and glass have high electrical conductivity