Suckermouth catfish (Hypostomus plecostomus) in aquarium with mouth open

sergi.vargas.amengual

A grayscale shot of a daggernose shark behind the glass of an aquarium

beatrice.ghetel

Phractocephalus hemioliopterus of the family Pimelodidae in the order Siluriformes

adolf.martinez.soler

The red lizard catfish underwater in the aquarium on a branch

abinash.t.

Horizontal format full body of a red betta fish with blue eyes.

rodrigo.ojeda

Full body photograph of a red longtail betta fish isolated while swimming in an acrylic tank against a white background.

rodrigo.ojeda

A closeup of a black and white, bicolor cat crying for food in a kitchen

matthew.fox

A European red squirrel (Sciurus vulgaris ognevi) standing with its mouth open

woodhicker_shots1

An active dog jumping in the air with its mouth open in a sunny outdoor setting

cameron.venti

A cat with its mouth open and tongue out, facing the camera

kelsey.buttrell

A vertical shot of a goat with its mouth open in the north of Sweden

johannes.andersson

A closeup shot of a dog on the back seat of a car with his head out of the window

alejandro.miranda

A closeup of a black Chihuahua dog in a grey hoodie opening its mouth and showing its sharp teeth

arthur.biela

A shot of a professional female soccer player with great emotions of victory

tsmith2006

A beautiful portrait of a gray furry cat with an eye and open mouth

learn.photographics

A man taking a selfie underwater with a shark in the background

micke.jönsson

Close-up of Caucasian girl with open mouth and dentist reaching in to check teeth. Selective focus. Dental health concept

pepe.quilez

A selective focus shot of a gull with an open mouth perched on a coastal rock in Rovinj, Croatia

stefan.huber

A shot of the white tiger or bleached tiger walking in the field with mouth open

yadvendra.kumar

A vertical shot of a gray dog looking away at the park in autumn

ryan.jackman

A cute Golden Retriever with open mouth sitting on the footpath in the park

finn.brill

A closeup image of a Bernedoodle dog running with their mouth open and tongue out

beardly.photographer

A closeup of a red longtail betta fish isolated while swimming in a tank against a white background.

rodrigo.ojeda

A fearful Nile crocodile with open mouth showing teeth in a zoo

vicente.suarez.belloch