Question

what were some challenges early wildlife photographers faced? *
instant high - speed digital bursts allowing them to track fast animals
using drone - mounted cameras to photograph birds in flight
accessing live feed from deep forests
carrying extremely heavy equipment and working with long exposure times

Explanation:

Early wildlife photographers faced challenges related to equipment and technology limitations. Instant high - speed digital bursts, drone - mounted cameras, and accessing live feeds from deep forests are modern advancements. Carrying heavy equipment and dealing with long exposure times were common difficulties in the past.

Answer:

Carrying extremely heavy equipment and working with long exposure times.