1) Feeding on insects 2) Insectivorous 
eating insects
• (a.) Feeding on insects; insectivorous.
<entomology, zoology> Feeding on insects; insectivorous. ... (30 Mar 1998) ... 
An animal (or plant) which feeds on insects.
En`to·moph'a·gous adjective (Zoology) Feeding on insects; insectivorous. 
entomophagous, entomophage, entomophagy Eating or feeding on insects; insectivorous. A unit of words about insects.
a feeding behaviour where an organism eats insects. Many organisms survive on a diet of insects.
feeding on insects; insectivorous.