CBS News Chicago spoke to a wildlife expert at Anderson Humane in South Elgin. She said waterfowl like geese are among the main spreaders of bird flu.

Colchester Zoo said the rhino called Astrid had been sparring with her son Tayo when she tried to move the zebra called Ziggy out of the way.

Before becoming a journalist, I worked in the travel industry as a safari tour operator for a small London-based company.