It turns out that the cause of this strange phenomenon comes from our own nose.
Perhaps, the happiest thing of a girl is to be dressed in a white wedding dress, wearing a merchant's hand and walking into the ceremony.
Scientists hope to create traps of bacteria that cause foot odor to kill mosquitoes carrying malaria parasites.
When an ant dies, other members will quickly bury it to prevent the risk of spreading the disease.
Some animals smell like feces or rotten meat for self-defense or communicate in the natural world, while others smell because of the diet.