Visayan warty pigs are critically endangered, so the birth of these energetic piglets is especially important.

At three weeks old, the world is their oyster.

At three weeks old, the world is their oyster.

Visayan warty pigs are critically endangered, so the birth of these energetic piglets is especially important.

When you're only two weeks old and have this much energy, everything is an adventure.

Get to know this litter of piglets from mom Tulia and dad Legolas, and learn all about this species from Africa.

Visayan warty pigs are critically endangered, so the birth of these energetic piglets is especially important.

When you're only two weeks old and have this much energy, everything is an adventure.

The 2-week-old piglets, born to mom Fig, aren't like ordinary pigs. Sulawesi babirusas are also called “pig deer” since males have odd-looking upper tusks that grow right through the top of their snout.

Visayan warty pigs are critically endangered, so the birth of these energetic piglets is especially important.

The piglets — three males and one female — were born in a den at their exhibit to mother Orkima, and father Stuart.

At three weeks old, the world is their oyster.

Get to know this litter of piglets from mom Tulia and dad Legolas, and learn all about this species from Africa.

Watch these newest members of the San Diego Zoo family play with just about anything they can find in their exhibit.

Also, a babirusa named Natasha gets a "spa" treatment.

Get to know this litter of piglets from mom Tulia and dad Legolas, and learn all about this species from Africa.

Take a peek into a warthog exhibit at the San Diego Zoo and learn all about their play behaviors and eating habits.

At three weeks old, the world is their oyster.

When you're only two weeks old and have this much energy, everything is an adventure.

Also, a babirusa named Natasha gets a "spa" treatment.

At three weeks old, the world is their oyster.

Watch these newest members of the San Diego Zoo family play with just about anything they can find in their exhibit.

Visayan warty pigs are critically endangered, so the birth of these energetic piglets is especially important.

The 2-week-old piglets, born to mom Fig, aren't like ordinary pigs. Sulawesi babirusas are also called “pig deer” since males have odd-looking upper tusks that grow right through the top of their snout.