Animals, wildlife, habitats, conservation, environmental awareness and nature-focused observances.
This domain ranges from UN environmental observances to species-awareness days, pet-related campaigns and community nature events.
The authority layer distinguishes official conservation observances from informal animal-interest days, while editorial content should avoid unsupported ecological or veterinary claims.
These pages include reviewed meaning, history, activities, facts and FAQs in addition to the underlying observance record.
The American Kennel Club designated September 17, the anniversary of the AKC’s founding, as AKC Responsible Dog Ownership Day and continues to publish the observance through its Responsible…
The Animal Medical Center repeatedly lists All-American Pet Photo Day on July 11 in annual pet-holiday calendars.
The first-party Wellcat Holidays calendar lists Answer Your Cat’s Question Day on January 22 and identifies the collection as created by Thomas and Ruth Roy; Cats Protection supplies welfar…
Arbor Day Foundation history verifies J. Sterling Morton’s January 4, 1872 proposal, the first Arbor Day on April 10, 1872, the 1874 Nebraska proclamation, the 1885 state-holiday stage and…
ASPCA materials identify April 26 as its annual Help a Horse Day, used to support equine rescues and adoption awareness.
Calaveras tourism sources describe the Fair & Jumping Frog Jubilee as an annual four-day event held the third Thursday through Sunday in May, with frog jumping throughout the event.
The American Kennel Club designated September 17, the anniversary of the AKC’s founding, as AKC Responsible Dog Ownership Day and continues to publish the observance through its Responsible…
The Animal Medical Center repeatedly lists All-American Pet Photo Day on July 11 in annual pet-holiday calendars.
The first-party Wellcat Holidays calendar lists Answer Your Cat’s Question Day on January 22 and identifies the collection as created by Thomas and Ruth Roy; Cats Protection supplies welfar…
Arbor Day Foundation history verifies J. Sterling Morton’s January 4, 1872 proposal, the first Arbor Day on April 10, 1872, the 1874 Nebraska proclamation, the 1885 state-holiday stage and…
ASPCA materials identify April 26 as its annual Help a Horse Day, used to support equine rescues and adoption awareness.
Calaveras tourism sources describe the Fair & Jumping Frog Jubilee as an annual four-day event held the third Thursday through Sunday in May, with frog jumping throughout the event.
California Department of Education cites Education Code section 37222.12, which designates April 6 of each year as California Poppy Day.
Canadian Centre for Food Integrity and Agriculture and Agri-Food Canada verify an organizer-led annual campaign launched in 2017; the 2026 edition was 10 February and the organizer has anno…
Thomas and Ruth Roy’s first-party Wellcat Holidays calendar lists Cat Herders' Day on 15 December and identifies the Wellcat holiday collection as their creation. The creator text frames th…
The Animal Medical Center’s 2025 and 2026 calendars explicitly place Celebrate Shelter Pets Day on the first Thursday after Thanksgiving. Its 2022 calendar used April 11, so the current rul…
Contemporaneous 2009 reports document a nationwide January 24 Change a Pet’s Life Day adoption campaign sponsored by Hill’s Science Diet; current humane organizations continue to mark Janua…
The Animal Medical Center repeatedly lists Cuddly Kitten Day on March 23 across annual pet-awareness calendars.
The U.S. Naval Observatory calculates the December 2026 solstice for December 21 at 20:50 Universal Time. USNO explains that solstices mark the beginning of summer and winter and that seaso…
British Small Animal Veterinary Association material identifies Dogs in Yellow Day on 20 March as awareness for dogs that may need space.
The Draw A Bird Day site states that the observance is held on April 8 every year and explicitly notes that it is not an official holiday.
EARTHDAY.ORG’s current 2026 page identifies Earth Day 2026 as Wednesday, 22 April.
GovInfo records the U.S. Senate’s agreed S. Res. 431 designating May 11, 2006 as Endangered Species Day. Current U.S. Fish & Wildlife Service and Endangered Species Coalition material suppo…
American Humane states that it created Every Day is Tag Day™ and that the nationwide pet-identification effort is held annually on the first Saturday in April.
PETA states that it created Fish Amnesty Day in 1997 and marks it on the fourth Saturday in September.
Wellcat Holidays lists Fish Tank Floorshow Night on September 28 and identifies Thomas and Ruth Roy as the holiday creators.
Alley Cat Allies identifies 16 October as Global Cat Day and describes it as its campaign centered on cats and communities.
GWEC states that it and WindEurope expanded earlier European Wind Day activity worldwide in 2009, changed the name to Global Wind Day, and continue the annual June 15 observance.
WhaleTimes states that it created Hagfish Day in 2009 and its own materials specify the third Wednesday of every October.
Creator material documents the 2010 launch on 30 October, chosen for Punkin’s birthday, and the later change to the last Saturday in October so celebrations remain on a weekend.
The Animal Medical Center repeatedly lists Hug Your Cat Day on June 4 in its annual pet-awareness calendars.
World Animal Protection states that International Animal Rights Day is observed on December 10 every year and is used to advocate for recognition and protection of animals as sentient being…
Assistance Dogs International explicitly organized International Assistance Dog Week for August 2–8, 2026 and used the week to highlight the role of trained assistance dogs and high trainin…
The Smithsonian’s National Zoo identifies 7 April as International Beaver Day, and a current municipal conservation notice also recognizes the date.
International Cat Care identifies International Cat Day on August 8 and describes itself as the custodian/coordinator of the day.
Cheetah Conservation Fund (CCF)
The Aspinall Foundation records the first International Clouded Leopard Day at Howletts on 4 August 2018 and states that it was intended as an annual international awareness day; World Anim…
The Wildlife Trusts identifies International Dawn Chorus Day on the first Sunday in May and describes the celebration of birdsong at dawn
A/RES/55/201
UNESCO General Conference observance
A/RES/56/4
Established by UNESCO in 2015
A/RES/72/72
A/RES/49/114
A/RES/75/262
A/RES/74/212
A/RES/77/327
A/RES/77/294
A/RES/67/200
A/RES/76/256
A/RES/77/295
A/RES/78/278
A/RES/79/143
A/RES/70/267
A/RES/77/161
The official International Doodle Dog Day site states that doodle dog lovers celebrate every year on May 1 and identifies Jeannie North as the founder.
Meryl Yourish’s original 1 March 2003 archive designates March 15 as International Eat an Animal for PETA Day; the 2004 archive calls the next occurrence second annual and later creator pos…
Environmental-education institutions mark January 26 as International/World Environmental Education Day. The evidence supports the recurring date but is not used to claim a current UN-desig…
Proclaimed by UNESCO General Conference in 2021
The International Guide Dog Federation states that International Guide Dog Day is celebrated on the last Wednesday in April each year and raises awareness of guide-dog services and their ro…
A/RES/63/278
A/RES/57/245
World Forum Foundation / Nature Action Collaborative for Children
Orangutan Foundation identifies International Orangutan Day on August 19 and uses the date for orangutan conservation awareness
Zero Waste Europe documents the International Plastic Bag Free Day campaign on July 3 and frames it around reducing lightweight plastic carrier-bag consumption and pollution.
Polar Bears International’s official event page identifies 27 February as International Polar Bear Day and describes the organization’s campaign around polar bear conservation.
World Animal Protection describes International Rabbit Day as occurring on the fourth Saturday of September and gives 26 September for 2026.
Red Panda Network first-party material states that it launched International Red Panda Day in 2010 and that the observance takes place every year on the third Saturday of September. Current…
United Poultry Concerns identifies International Respect for Chickens Day as an annual May 4 project and traces the campaign to its 2005 launch.
AIUNAU states that it created International Sloth Day as a commitment from the first international meeting on sloth wellbeing and conservation in Medellín in November 2010 and set it for th…
GuerrillaGardening.org documents International Sunflower Guerrilla Gardening Day on 1 May and says Brussels guerrilla gardeners declared it in 2007.
WWF identifies Global Tiger Day, also widely called International Tiger Day, on 29 July as a day focused on tiger conservation awareness
Wildlife Trust of India’s 2026 observance page states that International Whale Shark Day is marked every year on 30 August and documents its own continuing participation.
Smithsonian’s National Zoo uses 31 January for International Zebra Day, and a 2026 Taiwan government news service item likewise identifies 31 January and documents zoo programming around th…
IOSF states that it established World Otter Day on the last Wednesday in May; its impact-report timeline records the launch in 2016.
The U.S. National Park Service and EPA Lake Superior management materials describe Lake Superior Day as an annual event on the third Sunday in July.
The U.S. Naval Observatory Earth’s Seasons service gives the March 2027 equinox as 20 March 2027 at 20:25 UT and explains that equinox/solstice season names use the Northern Hemisphere conv…
