• 1952 – Year of Establishment and Commencement of UG programme – B.Sc Zoology
  • 1992 – Prof. Joseph Leslie Nedungadan of Zoology department appointed as the eighth Principal
  • 1995 – First department to established a job oriented UG programme – B.Sc Aquaculture
  • 2002 – Designed the curriculum for M.Sc Zoology with Medical Microbiology and started the course for the first time in Mahatma Gandhi University.
  • 2007 – Recognized by Mahatma Gandhi University [MGU] as a Research Centre in Zoology.
  • 2012 – Prof. Harry Cleetus of Zoology department appointed as the fifteenth Principal.
  • 2012 – One among the first departments to receive 5 year funds under the DBT Star College Scheme 
  • 2016 – Dr. M.L. Joseph of Zoology department appointed as the sixteenth Principal.
  • 2016 – Dr. Vincent Terrence Rebello became the first Dean (Academics) after getting autonomy to the college.
  • 2016 – Prof. K. J. Benny became the first CoE after getting autonomy to the college.
  • 2016 – Dr. Asha Raj become first doctoral student of this department to get Ph.D in Zoology from MGU.
  • 2019 – Recognized by Kerala University of Fisheries and Ocean Studies [KUFOS] as a Research Centre in Microbiology.
  • 2019 – Certificate course started in ‘Basic Microbial Techniques.’