Yellow-rumped Warbler Adults' backs are greenish-yellow. Female breasts lack chestnut streaks. In North America, they're common during mating season and winter.

 Yellow Warbler

Indo-Pacific seahorses are common. Yellow, brown, orange, black. This fish has a small mouth and no teeth, so it uses its long snout to eat brine shrimp whole.

 Common Seahorse

Banana slugs are bright yellow, thus their name. Second-largest land slug species at 9.8 inches and 4.1 ounces. Self-defense slugs produce numbing slime.

Pacific banana Slug

Goldfinches are migratory. Birds' colours change seasonally. Summertime golden, wintertime olive green. In summer, females become yellowish-brown. Goldfinches have four subspecies.

American Goldfinch

Poisonous gold Dart frogs are lethal. You can't touch them. Their poisons kill 20 people every milligramme. Only in Colombian jungles.

Golden poison Frog

Goldenrod crab spiders are yellow, white, or both. Moulting matches their environment. Milkweed and goldenrod attract spiders. They prefer Europe and North America's mild weather.

Goldenrod crab Spiders

Albino Yellow Burmese pythons. Burmese pythons are big snakes. Burmese pythons can grow to 26 feet and 200 pounds. Constrictor snakes lack teeth but suffocate and crush prey.

Burmese Pythons

Orange-barred sulphur wingspan is 2.75-3.25 inches. Named for orange underwing bands. Wings are brown. These butterflies prefer the tropics.


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