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A road crew works near a retaining wall next to a village stream.

Pre-K - Higher Ed
A road crew works near a retaining wall next to a village stream.
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A customer conducts business at an ATM.

Pre-K - Higher Ed
A customer conducts business at an ATM.
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Medium Long Shot pan-right - Sharks swim with fish above the ocean floor.

Pre-K - Higher Ed
Medium Long Shot pan-right - Sharks swim with fish above the ocean floor.
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Wide Shot pan-left - A shark swims above the ocean floor.

Pre-K - Higher Ed
Wide Shot pan-left - A shark swims above the ocean floor.
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An emu pecks on a grassy field.

Pre-K - Higher Ed
An emu pecks on a grassy field.
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One adult locust and two nymphs crawl on a plant stem.

Pre-K - Higher Ed
One adult locust and two nymphs crawl on a plant stem.
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A Gila monster flicks its tongue.

Pre-K - Higher Ed
A Gila monster flicks its tongue.
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A swarm of locusts crawls on plant stems.

Pre-K - Higher Ed
A swarm of locusts crawls on plant stems.
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A snake flicks its tongue.

Pre-K - Higher Ed
A snake flicks its tongue.
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A Gila monster flicks its tongue.

Pre-K - Higher Ed
A Gila monster flicks its tongue.
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Getty Images

An emu runs in a circle, then struts across a meadow.

Pre-K - Higher Ed
An emu runs in a circle, then struts across a meadow.
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A tiger salamander captures and eats a cricket.

Pre-K - Higher Ed
A tiger salamander captures and eats a cricket.
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Snakes coil around each other.

Pre-K - Higher Ed
Snakes coil around each other.
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Two Parasaurolophus dinosaurs clash and emit infrasound waves.

Pre-K - Higher Ed
Two Parasaurolophus dinosaurs clash and emit infrasound waves.
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Agricultural workers stand in water as they harvest a crop.

Pre-K - Higher Ed
Agricultural workers stand in water as they harvest a crop.
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EMTs carry equipment into an ambulance.

Pre-K - Higher Ed
EMTs carry equipment into an ambulance.
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A computer-generated anatomical model of a Tyrannosaurus Rex features its visual system.

Pre-K - Higher Ed
A computer-generated anatomical model of a Tyrannosaurus Rex features its visual system.
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A 3D animation depicts the muscular, skeletal and nervous systems of dinosaurs.

Pre-K - Higher Ed
A 3D animation depicts the muscular, skeletal and nervous systems of dinosaurs.
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A 3D animation depicts a dinosaur's sense of smell.

Pre-K - Higher Ed
A 3D animation depicts a dinosaur's sense of smell.
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A tiger salamander captures a cricket.

Pre-K - Higher Ed
A tiger salamander captures a cricket.
Stock Footage0:19
Getty Images

A computer-generated anatomical model highlights the olfactory system of a Tyrannosaurus Rex.

Pre-K - Higher Ed
A computer-generated anatomical model highlights the olfactory system of a Tyrannosaurus Rex.
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Getty Images

Reef sharks swim over the ocean floor.

Pre-K - Higher Ed
Reef sharks swim over the ocean floor.
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A preying mantis attacks a cockroach.

Pre-K - Higher Ed
A preying mantis attacks a cockroach.
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Getty Images

A flock of birds flies over buildings where monkeys forage for food in India.

Pre-K - Higher Ed
A flock of birds flies over buildings where monkeys forage for food in India.