It's just that a mosquito prefers to bite birds, and so it's flying around your face and your body, responding to your heat and the smell of your skin, working out, "Is this a large, featherless bird?
Es solo que un mosquito prefiere picar pájaros, y volando alrededor de tu cara y cuerpo, respondiendo a tu calor, y el olor de tu piel, trabajando, “¿Esto es un pájaro grande, sin plumas?