Which type of sex determination is found in birds ?

Explanation

**Step-by-Step Text Solution:**

1. **Understanding Sex Determination**:
In birds, sex determination is based on the presence of specific sex chromosomes. Unlike mammals, where males are XY and females are XX, birds have a different system.

2. **Identifying Bird Sex Chromosomes**:
In birds, the sex chromosomes are designated as Z and W. The Z chromosome is larger, while the W chromosome is smaller and referred to as a microchromosome.

...