Question

why mayfly lives only one day?

Answer 1

After that year, the insects fly off to find a mate, lay some eggs, and promptly die. As Poinar explains,mayflies don't really have the option ofliving a long life: "After their mating flight mayflies are usually dead by the end of the day.

Answer 2

➡️ this is so because... primary function of adult is reproduction only... they have vestigial mouth parts and their digestive system is filled with air ...

hope it helps !! ✌️❤️