jaguar
jellyfish
jaybird
jerboa
jackal
jackrabbit
a yak
urubu
Quail
One thing found in nature that starts with the letter "J" would be a jaguar.
· Ural Owl · Unicorn Fish
urubu
a yak
Quail
kangaroo
my favorite thing to do that start with a j is to go on journey which means travel around the world.
A Venus flytrap.
Koala
There is New Jersey but that is the closest thing to a state starting with the letter "J".
jump rope, Jack Russell Terrier
Quail
Juicer, or Julliene Fry maker
· Jacuzzi · jars · Johnson & Johnson Baby Shampoo