seeking tortoises
tortoise in wired burrow
blue plastic tortoise (for measuring temperatures)
Liz pulls a tortoise from its burrow
another tortoise sought
Hal measures a tortoise
male tortoise has tar from crossing hot roads
tortoise examined
young tortoise in carrying box
Hal talks about the tortoise and project
Hal talks to (assesses) a tortoise
collecting data about tortoises
x-raying a female tortoise (looking for eggs)
releasing a tortoise after processing
checking carcases where ravens have been feeding
one of the carcases
we find a tortoise beside the road
a full-grown carcase