Hybrid vigor, also known as heterosis, refers to the phenomenon where offspring resulting from the crossbreeding of two different strains or species exhibit improved or enhanced traits compared to their parents. This can include better growth rates, increased fertility, and greater resistance to diseases. For example, when two different varieties of corn are crossed, the resulting hybrid plants often grow taller and produce more kernels than either parent variety. This concept is widely used in agriculture and animal breeding to create stronger and more productive crops and livestock. By harnessing hybrid vigor, farmers can improve yields and ensure healthier populations of cattle or chickens. Overall, hybrid vigor plays a crucial role in enhancing biodiversity and food production.