- American Red Cross Pet First Aid Awareness Month
- National Frog Month
- National Heartworm Awareness Month
- Prevention of Cruelty to Animals Month
- Prevention of Lyme Disease in Dogs Month
Every Day is Tag Day
April 1
First Saturday in April
National Public Health Week
April 3-9
World Health Day
April 7
National Dog Bite Prevention Week®
April 9-15
National Animal Care and Control Appreciation Week
April 9-15
National Pet Day
April 11
National Dolphin Day
April 14
National Bat Appreciation Day
April 17
National Pet ID Week
April 9-15
4/20 Day
April 20
Biomedical Research Awareness Day
April 20
World Penguin Day
April 25
International Guide Dog Day
April 25
Last Wednesday in April
National Kids and Pets Day
April 26
Hairball Awareness Day
April 28
Last Friday in April
World Veterinary Day
April 29
Last Saturday in April
National Adopt a Shelter Pet Day
April 30