Animals A to Z | Shedd Aquarium

Dark fish with a bright orange teardrop shape near the tail and thin blue fin edges.

Achilles tang

Large dark catfish with a flat armored body, long fin rays, rough skin, and a wide head with a downturned mouth.

Adonis pleco

Pale blue-white sea anemone with long, thin tentacles surrounding a round center.

Aggregating anemone

Alligator snapping turtle

Alligator snapping turtle

Small yellow fish with a rounded body shape, dark irregular bands, large eyes, and buck teeth.

Amazon puffer

Small pale fish with a yellow tail and a dark irredescent spot on the dorsal fin.

Ambon damselfish

Dark catfish with light speckles, a wide head, and short bristle-like growths on the snout

Ancistrus 'Tapajós' 'L213'

Small bright blue fish with a compact body and clear fins.

Andaman damselfish

Slender silver fish with dark spots, long whiskers, and a forked tail.

Angelicus catfish

Branching sea whip coral with thin arms and fine polyps.

Angular sea whip

Small bright red frog with smooth skin and thin pale stripes along the back.

Anthony's poison arrow frog

Dark fish with a wide yellow vertical band across the body and a yellow tail.

Arabian angelfish

Arapaima

Long silver fish with large scales and a flat head and back.

Asian arowana

Round-shaped silver fish with bold, black vertical bands and pointed fins

Atlantic spadefish

Streamlined gray fish with a long narrow snout, raised bony scutes, and a forked tail.

Atlantic sturgeon

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