Question

how do resource technicians studying animals approach their work? by avoiding any interaction with animals by abusing and hurting the animals by discovering what animals need

Explanation:

Resource technicians studying animals would approach their work by understanding the animals' needs. Avoiding interaction would prevent effective study, and abusing/hurting animals is unethical and counterproductive. Discovering what animals need is a logical and ethical approach for research and conservation - related work.

Answer:

by discovering what animals need