Blood-squirting insects and more tiny creatures flourish in African park

A flap-necked chameleon (Chamaeleo dilepis) climbs through a bush looking for insects to eat in Gorongosa National Park, Mozambique.

National Geographic readers voted on Twitter to name this new species of katydid Enyaliopsis iaculator, which translates to "shoots own blood" in Latin. The insect squirts blood into its attacker's eyes.

A predatory katydid (Clonia wahlbergi) rears back in a threatening display.

Red-headed flies (Bromophila caffra) cluster on a tree.

African bullfrogs (Pyxicephalus edulis) mate. This hardy species is known for having a huge appetite.

Matabele ants (Megaponera analis) are specialised termite hunters.

Komac’s golden orb weaving spider (Nephila komaci) is considered the larges orb weaving spider in the world.

A grass praying mantis in the Hoplocorypha genus munches on a fly.

The spotted bush snake Philothamnus semivariegatus is an expert climber, hunting lizards and tree frogs in the canopy.

Male stalk-eyed flies congregate to put on a display for nearby females.

A veined swordtail drinks water around a seasonal pan, a shallow depression in the ground where salt collects.

A spoon-winged antlion (Nemeura longstaffi) rests on a branch.

An East African black mud turtle (Pelusios subniger) peeks out of a seasonal pond. The omnivorous reptiles eat just about anything they can find in the water.