Winston, 48, was one of several gorillas among the San Diego Zoo Safari Park's troop who were confirmed positive for the virus
The baby was born this month without COVID-19 but with the virus antibodies, the Straits Times newspaper reported on Sunday, citing the mother.
In previous studies, antibody levels dropped sharply within a few months after COVID-19
The nanobody developed was called Ty1 - named after Tyson who was a 12-year-old alpaca from Germany who was immunised.
'95 per cent of 285 patients developed both types of the immune cells that fight the virus'