I have a blog and post stories about the various adventures of my cats. Shreve Stockton has a blog about her adopted coyote and "Farmily" (
HONEY ROCK DAWN) Blogs are free, easy to set up and post on, photos can be added, and blogs can be found and read by millions. Some people have blogs about parenting. There is a blog about cupcakes. Name the subject, and there is probably a blog about it.
A tweet is only up to 140 characters and is very ephemeral, contains very fleeting information -- "I had Cheerios for breakfast and my cat Princess Dido licked up the leftover milk."