Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 11 of 11 for “"Betta splendens"”.
-
The Effect of Photocycle on Self-Control in Betta splendens
… cycles on self-control in Siamese fighting fish (Betta splendens). The subjects included 16 male Betta splendens, and instrumental choice trials were run. A subject began each trial in the start box and, when a guillotine divider door was lifted, entered one side of a divided terminus. The …
-
The Effect of Photocycle on Self-Control in Betta splendens
… cycles on self-control in Siamese fighting fish (Betta splendens). The subjects included 16 male Betta splendens, and instrumental choice trials were run. A subject began each trial in the start box and, when a guillotine divider door was lifted, entered one side of a divided terminus. The …
-
Siamese Fighting Fish (Betta splendens) show self-control for access to a mirror
… present experiment assessed preference in male Betta splendens using an immediate/2 sec mirror access option verses a 15 sec delay/15 sec mirror access option. Results revealed a statistically significant bias for the self-control choice option. The findings are discussed in terms of current …
-
Siamese Fighting Fish (Betta splendens) show self-control for access to a mirror
… present experiment assessed preference in male Betta splendens using an immediate/2 sec mirror access option verses a 15 sec delay/15 sec mirror access option. Results revealed a statistically significant bias for the self-control choice option. The findings are discussed in terms of current …
-
Elements of Iridophore Pigmentation in Green and Blue Phenotypes of the Siamese Fighting Fish, 'Betta Splendens'
Metallic pigmentation in Betta splendens varies in color and also in densiity and/or distribution. Questions persist as to the mechanisms involved and the specific genetic controls. Metallic effects such aa this are usually produced by crystals (primarily guanine) in integumentary cells called …
-
Primary Sex Reversal in Female <em>Betta splendens</em> following Treatments with Temperature and Trenbolone Acetate.
… the cattle industry, was applied to female <em>Betta splendens</em>, a sexually dimorphic fish. Previously, females were analyzed for secondary sex characteristics after treatment with TBA, increased temperature, or a combination of both. This study focused on primary sex characteristics by …
-
Isolation and Identification of the Abnormal Opaque material in the White Mutant of Siamese Fighting Fish, Betta Splendens
… been described for the Siamese Fighting Fish, Betta splendens. A build-up of the white material occurs as the fish ages especially in the head and eyes. Unlike a disease, the condition seems to be irreversible. The purpose of this research was to isolate and identify the constituents of the …