Why do you never see a baby housefly?

The House Fly and Other Filth Flies Prevention and Control

So I feed a fly to a spider that lives beside my bed. Why did the fly poop maggots? I Thought Flies Laid Eggs?? Also the maggots fell on my bed so

Why do flies get stuck in your house and fly in circles in the centre of the room? - Irish Mirror Online

Is this a bee of some kind? It flew into my house. I've never seen anything like it. It's like a cross between a bee and a fly or something. : r/BigIsland

Why are there big fat flies in my house? Some of them are dead and they all appear out of nowhere. - Quora

Why do I have house flies and how to get rid of them

Five reasons flies are awesome (despite being really annoying) - CSIRO

Why Do Flies Buzz Around Me (Even After I've Tried to Kill Them)?

How to Get Rid of House Flies: Your Guide to Banishing These Pests Forever

What Should You Do if Fly Eggs Hatch in Your House?

Baby Fly

Should I throw away food once a fly has landed on it? - The University of Sydney