The former Blue Peter presenter was told Channel 4 was "refreshing" its line-up.
Crufts is the world’s largest dog show, with around 28,000 dogs taking place in the competition every year. 2019 sees the introduction of three new breeds: the Russian Toy, the White Swiss Shepherd and the Black & Tan Coonhound.
These pictures are pawsitively pawsome! 🐶