Egg-Laying Horse Flies

Family Tabanidae

Tabanus atratus ovipositing, Diptera egg-laying

Females of most species of Tabanidae must feed on animal blood in order to have their eggs develop successfully. Eggs are fusiform (spindle-shaped) and are laid in neat rows. The eggs are cemented together on the stem of a plant over shallow water or wet soil.

Diptera oviposition, Tabanidae

Egg-laying Tabanid