Stories by Gennaro Tomma

Gennaro Tomma is a freelance science journalist. Follow him on X (formerly Twitter) @gennaro_tomma

White-browed Sparrow-Weaver nests and roosts.

BehaviorNovember 5, 2024

These Bird Nests Show Signs of an Architectural ‘Culture’

Culture may play a role in how birds build collectively in the Kalahari Desert

Gennaro Tomma

Four yellow-orange and black striped caterpillars on a branch.

AnimalsSeptember 16, 2024

Caterpillars Sense Hungry Wasps’ Electrical Field

Predators’ electricity gives caterpillars an early warning

Gennaro Tomma

Gif of a bee slapping an ant with its wing

BeesJuly 26, 2024

Honeybees Wing-Slap Ants That Try to Invade Their Hive

Japanese honeybees use their wings to slap back ants trying to invade their hive

Gennaro Tomma

Land Leech (Chtonobdella limbata, Gnatbobdellida libbata), lurching upright on a fern

AnimalsJune 21, 2024

These Bloodsucking Leeches Jump like Striking Cobras

Scientists observed leeches jumping like striking snakes, resolving long-standing debate

Gennaro Tomma

A close-up image of a toad in shown in a natural setting.

ConservationJune 17, 2024

Releasing Baby Cane Toads Teaches Predators to Avoid Toxic Adults

Australian conservationists introduced juvenile cane toads ahead of invasions to help prepare native monitor lizards

Gennaro Tomma