The best replacement for snake is alligator.

The best alternatives to snake are rated as following:
★★★★★  alligator
★★★★  mongoose
★★★★  snake
★★★  crocodile
★★  monkey
★★  tiger
★★  rabbit
★★  cat
★★  lion
★  king snake
★  worm
★  serpent
★  spider
★  squirrel
★  ocelot
★  big boss
★  gator
★  inland taipan
★  lizard
★  croc
★  spur
★  mongoose movie
★  crocodile video
★  coral snake
★  kangaroo
★  ball python
  lizard pet
  rat
  centipede
  tortoise
  mouse
  gecko
  auger
  leopard gecko
  sam fisher
  rattlesnake
  bearded dragon
  raiden
  drain auger
  auction draft
  corn snake
  eel
  alligator pictures
  milk snake
  vamp
  water moccasin
  scorpion
  python
  cobra
  baby
  copperhead
  pig
  skink

Your alternative for snake is not listed? Suggest!
Speaking about snake, one probably shouldn't forget about yellow ring around neck.

Other search terms related to snake and their ratings are:
★★★★★ yellow ring around neck
★★ poison
★ hiss
yellow belly
You have in mind a companion for snake and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of snake in all years. Click on graph for more.
snake
alligator
mongoose