Red / Blue: Lives in the shadows of tall trees where it eats insects. It is attracted by light at night.
Yellow: Its large eyes act as radars. In a bright place, you can see that they are clusters of many tiny eyes.
Gold / HeartGold: Its eyes also function as radar units. It catches and eats small bugs that hide in darkness.
Silver: Poison oozes from all over its body. It catches and eats small bugs at night that are at tracted by light.
Crystal: The small bugs it eats appear only at night, so it sleeps in a hole in a tree until night falls.
Ruby / Sapphire: VENONAT is said to have evolved with a coat of thin, stiff hair that covers its entire body for protection. It possesses large eyes that never fail to spot even miniscule prey.
Emerald: Its coat of thin, stiff hair that covers its entire body is said to have evolved for protection. Its large eyes never fail to spot even miniscule prey.
FireRed: Its eyes act as radar, enabling it to be active in darkness. The eyes can also shoot powerful beams.
LeafGreen / Y: Lives in the shadows of tall trees where it eats bugs. It is attracted by light at night.
Diamond +7: Its big eyes are actually clusters of tiny eyes. At night, its kind is drawn by light.
SoulSilver: Poison oozes from all over its body. It catches and eats small bugs at night that are attracted by light.
Omega Ruby / Alpha Sapphire: Venonat is said to have evolved with a coat of thin, stiff hair that covers its entire body for protection. It possesses large eyes that never fail to spot even minuscule prey.
Let's Go Pikachu / Let's Go Eevee: Its large eyes act as radar. In a bright place, you can see that they are clusters of many tiny eyes.