The new Rabbit model cannot turn its head to look at things, unlike the old model

The texture of coral zombie nautiluses has unused & hidden parts

Nautilus have unshaded/untextured spots

Nautilus can move their heads, causing extreme clipping and texture holes

Pufferfish don’t puff up around Nautiluses like Bedrock

Dolphins don't follow players riding nautiluses like in Bedrock Edition

The model of zombie horses has subtle parity differences

The texture colors of baby nautiluses are inconsistent with Bedrock Edition

Parched seem to erroneously have the top of their pelvis textured

Parched texture lacks parity with Bedrock edition

Happy ghasts tempted by snowballs are slower than in Bedrock Edition, affecting gameplay

Items do not render inside boats

Sounds produced by adult happy ghasts cannot be heard from far enough away, due to MC-296376's fix

Happy ghasts' ambient riding loop is so quiet it's physically impossible for some to hear

Happy ghasts' special lead texture does not apply without a harness on, despite being textured enough to imply it should be seen

New Ghast Texture doesn't have emissiveness like original on Bedrock

New wolf sound variant sounds are quieter compared to the classic sounds

Blazes and breezes use "large" spawn eggs despite mobs of a similar size using "medium"

Firefly bushes generate in smaller groups compared to Bedrock Edition

Firefly bushes don't produce as many, or as constant, amounts of particles as on Bedrock Edition

Farm animals don't actually spawn in badlands, not even on grass (in non-superflat worlds), despite what changelogs say

Players no longer make the fall damage "bone cracking" sound, and lack the subtitle

Wolves aren't given the "Snowy" variant in other mountain biomes, leading to wolves spawning in Groves sometimes being Pale

Wolf Armor no longer shows cracks when damaged

“Encounter” rooms in Trial Chambers generate extremely rarely

Trial Chamber’s Assembly dispenser/pressure plate trap does not damage the player

In the Eruption room in trial chambers, dripstone no longer generates under the fountain

Breezes will continuously pathfind to a spot even if held back by damage, leading to easy kills

Baby Armadillos don't spawn naturally

Breezes don’t move their heads to look around at all

Wolves no longer teleport while trying to pathfind out of Lava

New Bat's ears are lower than the official render and Bedrock's

Sniffers attached to a lead will dig in the same spot forever, ignoring "explored positions"

Chestplate arms have clipping issues because of idle animations, exacerbated by Armor Trims

Allays do not teleport through dimensions with their owner like in Bedrock Edition

Sniffers have a hard time jumping up a block if a non-full block is beneath them

Sniffer Egg can't be placed underwater

Parity Issue: Suspicious sand does not break after brushing like Bedrock

Sniffers will never dig in normal mud despite being a "sniffer_diggable" block

Sniffers in the distance have lots of Z-fighting on their body

Allay wing animation skips frames/loops incorrectly as of 23w06a