Yellow is also the traditional color for stars. Yellow also represents jealousy.
To the be best I could, I only included pure yellow or at least 90% yellow animals on the list.
1.) Golden Mantella (Mantella aurantiaca)
One lovely animal that you will surely adore for its bright coloration is the Golden Mantella, a small, terrestrial frog native to the island of Madagascar. This yellow-colored frog lives at an altitude of about 900 meters.
2.) Golden Apple Snail (Pomaceae bridgesii)
Snails are commonly eaten elsewhere in the world. But if all snails are as beautiful and as brightly colored as the Golden Apple Snail, I bet you’d rather keep them for pet than put them in the pot. This pretty in yellow snail is also known as Spike-topped Apple Snail or Mystery Snail.
3.) Yellow Ghost Crab (Ocypode quadrata)
Yellow Ghost Crab is an attractive-looking crab once tagged as an “occult, secretive alien from the ancient depths of the sea”. This crab inhabits the Atlantic coast of the US. This yellow-colored arthropod is also Sand Crab.
4.) Banana Slug
Banana Slugs are beautiful air-breathing land slug which are often yellow in color similar to overripe bananas.
5.) Albino Burmese Python (Python Molurus)
Image Source http://commons.wikimedia.org/wiki/Xanthism
Albino Burmese Python is one of the most beautiful and colorful pythons in the world. It is also one of the largest species of pythons.
6.) Goldenrod Crab Spider (Misumena vatia)
The bright yellow colored Goldenrod Crab Spider is the most popular flower spider in North America. This crab spider is also commonly known as Flower Crab Spider because it is usually found hunting in goldenrod sprays.
7.) Yellow Tang (Zebrasoma flavescens)
The lovely-looking Yellow Tang is one of the most popular and brightly-colored aquarium fishes. This daffodil yellow-colored saltwater fish that can grow to a length of up to 20 cm is a unique. Its color fades at night but will resume rapidly during the day.
8.) Darica Fish
Darica Fish is a beautiful fish that is popular in the aquarium trade due to its bright coloration of golden yellow.
9.) Labidochromis Yellow (Labidochromis caeruleus)
The LabidochromisYellow is a brightly-colored fish which is formally named Labidochromis caeruleus and is native to Lake Malawi in Africa. This lovely-looking species is also known as Blue Streak Hap, Lemon Yellow Lab, Yellow Prince and Electric Yellow.
10.) Yellow Clown Goby (Gobiodon okinawae)
The Yellow Clown Goby is a small but brightly-colored fish endemic to the waters of Japan. It is scientifically named Gobiodon okinawae.
12.) Brain Coral
Brain Coral is one of the most delightful sights you’ll encounter under the sea. This yellow-colored creature is so-named because of its spheroid shape and its resemblance to an animal brain. This unique marine animal can live up to 900 years and can attain a height of up to 1.8 meters.
13.) Yellow Seahorse (Hippocampus kuda)
Among the most unique and intriguing marine animals are the seahorses. This lovely-looking yellow Seahorse is photographed at Turneffe Islands in Belize. This very colorful animal is also known as the Common Seahorse, Oceanic Seahorse and Spotted Seahorse.
14.) Yellow Wasp
Some species of wasp are dangerous but some are beautiful and colorful like the Yellow Wasp of Punjab region in India.
15.) Common Canary (Serinus canaria)
Question: What is the most famous canary bird in the world? Answer: Tweety Bird. Yes, Tweety Bird is a canary. Canary birds are yellow-colored wing creatures which are popular in the pet trade. It is native to the Canary Island, Azores and Madeira islands.
16.) Yellow Budgerigar
Another yellow-colored bird that is popular in the pet trade is the Yellow Budgerigar.