Cross-national comparisons of utility-scale solar development typically rely on aggregate capacity or project counts, yet these volumetric indicators can mask structural differences in how national solar portfolios are organized internally. Using phase-level data from the February 2026 Global Solar Power Tracker, we develop a size–status framework that characterizes each country through 16 predefined size–status modes, formed...

Agonistic behavior is a common behavior among agonistic Chinese mitten crabs (Eriocheir sinensis). Such behavior often leads to limb loss or physical impairment, and significantly affects the survival, growth, and quality of the crabs, and even the yield and economic value for E. sinensis. Agonistic behavior often occurs in agonistic crabs, which is closely related to personality traits and interactive behavior of animals. E....