What are beetles?

Beetles are a group of insects which have the largest number of species. 40% of all described insect species are beetles (about 350,000 species), and new species are frequently discovered. Estimates put the total number of species, described and undescribed, at between 5 and 8 million. Beetles can be found in almost all habitats . They often feed on plants and fungi, break down animal and plant debris.

Ladybird (also known as ladybug, lady beetle) is a family of beetles. It is a small insect, ranging from 1mm to 10mm ,and are commonly yellow, orange, or scarlet with small black spots on their wing covers, with black legs, head and antennae.

Ladybirds are generally considered useful insects as many species feed on aphids or scale insects, which are pests in gardens, agricultural fields, orchards, and similar places. Some people consider seeing them or having them land on one's body to be a sign of good luck to come, and that killing them presages bad luck. A few species are pests in North America and Europe.

In Malta, the ladybird is called nannakola.
In Irish, the insect is called bóín Dé — or "God's little cow".
In France it is known as bête à bon Dieu, "the Good Lord's animal".
In Russia, Божья коровка, or Корова бога ("God's cow").
In Yiddish, it is called "Moshe Rabbenu's little cow" or "Moshe Rabbenu's little horse".
In Greece, ladybirds are called πασχαλίτσα (paschalitsa).