has part characteristic of has modifier abnormal behavior abnormal oviposition phenotypic_class This term should only be used to report defects specifically in oviposition, as opposed to an overall loss of fertility. It is not possible to observe an oviposition abnormality if eggs are not being produced. If a difference in "oviposition rate" is measured by authors as a proxy for sterility/fertility, it would be better to use the terms "sterile", "semi-sterile", or "semi-fertile", as appropriate. oviposition defective FBcv:0006004 Phenotype that is any abnormality in oviposition (GO:0018991) despite production of eggs. 'oviposition' is defined as: 'A reproductive behavior that results in the deposition of eggs (either fertilized or not) upon a surface or into a medium such as water.'. egg-laying behavior abnormal process quality