Bolivian gray titi monkey baby. Photo courtesy Dallas Zoo.

February has been an exciting month for anyone who’s heart warms at the sight of a baby primate.

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According to the Dallas Zoo, four baby monkeys of different species were born  between Feb. 1 and Feb. 3.

On Feb. 1, twin emperor tamarin twins were born to monkeys Lettie and Roger. The parents are not the emperor tamarin duo taken from the zoo last year, and this is their third time mating and giving birth to twins at the Dallas Zoo.

On Feb. 3, a Bolivian gray titi monkey baby was born to parents Juniper and Biscuit. The zoo said it is the first titi monkey born at the Dallas Zoo since 2012.

Also on Feb. 3, the black and white colobus monkey family welcomed a baby. Parents Kuruka and Pili already have two offspring on display at the zoo.