Apart from humans melanocyte stimulating hormone is secreted through

Answer

### Step-by-Step Solution:

1. **Understanding Melanocyte Stimulating Hormone (MSH)**:
- Melanocyte stimulating hormone is a protein hormone that plays a role in skin pigmentation and appetite control.

2. **Source of MSH**:
- MSH is produced by the endocrine gland, specifically the pituitary gland.

3. **Specific Location of Production**:
- Within the pituitary gland, MSH is secreted by the cells located in the pars intermedia of the anterior lobe.

4. **Function of MSH**:
- The primary functions of MSH include protecting the skin from UV rays and promoting the development of pigmentation.

5. **Other Species**:
- While the question asks about secretion apart from humans, it is important to note that MSH is also found in other vertebrates, including various mammals, reptiles, and amphibians.

6. **Conclusion**:
- Therefore, apart from humans, melanocyte stimulating hormone is secreted by the pituitary gland in other animals as well.