Sea urchin

Bacteria: Pseudomonas aeruginosa

Starfish: Ruby brittle star on brain coral

Turtle: Terrapine

Rattlesnake

Human

Frog: Ascaphus truei

Salamander: Taricha granulosa

Kangaroo: Eastern Grey Kangaroo

Killer whale

Squirrel monkey

Gorilla

Brown Trout

Channel Catfish

coral

Jellyfish

Fern

Leech: Hirudinea

Octopus

Spider

Cockroach

Fly

Mushroom

Sponge: Haliclona

Flatworm: Bipalium

Flatworm: Stylochus

Seaweed

Euglena oxyuris

Lobster

Amoeba

Butterfly

Rock rose

Blue oak

Lion

Owl

Ischnodemus sabulet
Pictures above are taken from Tree of Life
Picture below are taken from a variety of sites; click on image for origin

Garden slug

Redwood

Barley grass

E.coli

Streptococcus

Volvox

Wild dogs

Penguins

Eel

American robin

Ostrich

Eagle

Earthworm