If you're looking for manga similar to Hen na Mono Mikke!, you might like these titles.
Zoos are made of small and big dreams... but it takes more than a dream to feed the animals! And that, Haruko will realize quickly, as she takes her first steps as a caretaker at the Hidamari Zoo. Despite an overwhelming enthusiasm, her inattentiveness has earned her the dislike of the director of the park, who puts her to the test by entrusting her the care of withdrawn and uncooperative animals. It is now up to the curious talent of the young girl to decipher the secret emotions of the animals through their scent!
Kawase Takashi has discovered that he will be learning about caring for animals from the legendary Haruo Minami. It's rumored that she's able to converse with animals, and they tend to all flock around her eagerly. However, she's also very unconventional and more than a little strange. For instance, she dreams of one day ruling a country full just of animals. Will Kawase be able to learn anything useful from such an odd teacher?
Kusuno Kaya is a zoo keeper at Koma Zoo who has the ability to tell the temperature by sight. This manga tells the adventures of Kaya and the other zoo keepers, as they care for many different animals. They do their best to deal with the multitude of problems that arise from caring for these non-domesticated animals.