Ladybirds (sometimes called ladybugs) are beetles. There are 46 different types in the UK ... Sometimes ladybirds attack each other - harlequin ladybird larvae are known to eat other ladybird ...
The beetles haunting your home are likely the seven-spotted ladybug's cousin: the Asian lady beetle, also known as the harlequin ladybird ... it harder for other types of native lady beetles ...