KATHMANDU: Police seized as many as 40 tortoise shells from a passenger bus on the western outskirts of Kathmandu, on Friday. Yuvaraj Karki (39) form Simwe-8 of Terhathum district was travelling on the bus (Ba 5 Kha 2714) while was police detained him from Nagdhunga, Chandragiri Municipality-3, along the Prithvi Highway. The bus was heading to the Capital from Biratnagar of east Nepal. Further investigation is underway.