* Herd refers to a group of animals.
* Heard is the past tense of the verb "hear".
For example:
* The herd of cows grazed peacefully in the field.
* I heard the birds singing in the trees.
* Herd refers to a group of animals.
* Heard is the past tense of the verb "hear".
For example:
* The herd of cows grazed peacefully in the field.
* I heard the birds singing in the trees.