JAMI AL-TIRMIDHI

Ablution after eating camel flesh
  (81)

Sayyidina Bara bin Aazib (RA) said that Allah’s Messenger (SAW) was asked about
making ablution after eating camel flesh. He said, “Make ablution after that”. Then he
was asked about mutton. He said, “It is not necessary after that.”
 
[Ahmed18725,18563, Abu Dawud  184, Ibn e Majah 494]