bat scientists are called Chiroptologists
A herpetologist works with reptiles and amphibians. This includes snakes, lizards and frogs.
Cattleman or cattlewoman. Not farmer because not all farmers have cows, and it wouldn't be "producer" either because we're talking about someone who works with cows, not owns them.
Yes, someone who studies bats is called a chiropterologist.
You would call someone who looks after sheep a shepherd.
machines
someone who works for a business
An employee
a horticulturalist
demonologist
Mason
A gardener.
collector
coach
An electrician.
paver
A co-worker. or colleague
An Optician x