A CDA candidate must: 1  Be 18 years of age or older. 2  Hold a high school diploma or General Educational diploma (GED) 3  Have 480 hours of experience working with children within the past five years.  Have 120 clock hours of formal child care education within the past five years.
Foundering in cows refer to inflammation of the hoof's internal connective tissue. This causes abnormal shaping and growth which include hoof wall concavity and ridge formation. Foundering in cows refer to inflammation of the hoof's internal connective tissue. This causes abnormal shaping and growth which include hoof wall concavity and ridge formation.
Heifer. Heifer is the female cow who has passed the calf stage but has not reached the cow stage. Usually, the calf stage ends when the age reaches 10 months from birth. A female will be called a cow when she becomes a mother after reaching the reproductive viability. The heifer is the middle stage of the calf and cow.