An international animal rights group and a veterinary organisation have called for a public boycott of Hong Kong’s major online retailer, HKTVmall, after its parent company revealed a life science project testing the viability of detached animal heads and limbs.The two groups staged an hour-long protest on Friday outside the HKTVmall building in Tseung Kwan O, also demanding that the company disclose more details of the experiments and cease animal testing.The Hong Kong Technology Venture...