The ladybug is a pet similar to the vanilla parrot, it is very adorable and will follow you wherever you go and has 6 color variants.

Red

Yellow

Blue

Pink

Purple

Green

Scorpions, like spiders, are hostile mobs that spawn in the dark and will attack all insects except spiders, cave spiders, hostile mobs and praying mantises. When they attack you, they will give you a poison effect for a few seconds, so be careful.

Crickets are a passive mob that has three color variants, the green one that spawns in most biomes, the yellow one that spawns in the savanna and deserts and the red one that spawns in the mesa biome. You can attract them with wheat and reproduce them. on your farms so you don't run out of food.

Green

Yellow

Red

Dragonflies are mobs that you can tame and will defend you from any attack, they are very loyal and they love waterlilies, they also have 6 color variations.

Blue

Green

Yellow

Purple

Red

Pink

Fireflies are adorable mobs that glow in the dark and defend themselves against attacks from other insects, but they don't have much health.

Praying mantises are a hostile mob with three color variants that can spawn randomly, green, brown and pink, they are very dangerous but by killing them you will get the praying mantis clamp that with two wooden sticks you can make an 8 weapon of damage.

Green

Brown

Pink

The butterflies, apart from being beautiful and colorful, will drop items called butterfly wings. Combine the four variants and with a little slime you can fly through the skies as high and far as you want,  they also have 6 color variations.

Monarch butterfly

Green

Red

Blue

Yellow

Purple