A new born baby Western lowland gorilla is seen with its mother Mambele at the Antwerp zoo in Antwerp, Belgium June 25, 2020. The Belgian zoo of Antwerp showed off its one-day-old baby gorilla to the public on Thursday (June 25). REUTERS/Yves Herman

A new born baby Western lowland gorilla is seen with its mother Mambele at the Antwerp zoo in Antwerp, Belgium June 25, 2020. The baby gorilla, whose gender is not yet known, was seen suckling its mother Mambele who held on to it protectively. REUTERS/Yves Herman

A new born baby Western lowland gorilla is seen with its mother Mambele at the Antwerp zoo in Antwerp, Belgium June 25, 2020. Antwerp zoo said it has coordinated scientific research on apes in Cameroon and Congo for 18 years. REUTERS/Yves Herman

A new born baby Western lowland gorilla is seen with its mother Mambele at the Antwerp zoo in Antwerp, Belgium June 25, 2020. REUTERS/Yves Herman

A new born baby Western lowland gorilla is seen with its mother Mambele at the Antwerp zoo in Antwerp, Belgium June 25, 2020. REUTERS/Yves Herman