Study finds Catalina Island Conservancy contraception program effectively manages bison population
The Catalina Island Conservancy's contraception program has successfully managed the island's bison population, drastically reducing the calving rate from over two-thirds to 10.4%. The program uses porcine zona pellucida (PZP) and has no apparent effect on pregnant females or their offspring.
SourceSanta Catalina Island Conservancy·JournalJournal of Zoo and Wildlife Medicine·DateDec 18, 2013