ladybird - Another word for a ladybug, which is also the most annoying

Another word for a ladybug, which is also the most annoying bug on the planet.

A ladybug is also called a ladybird and it's the worst.

My teacher said ladybug and ladybird are the same, but I still hate them.

A ladybird is a ladybug and it's the most annoying bug ever.