...undergo regular boom-and-bust cycles. Some populations show...
...3- to 4-year cycles. Ruffled grouse and...
...9- to 11-year cycles. A striking example...
...example of population cycles is the 10-year...
...is the 10-year cycles of lynx and...
...fall in 10-year cycles? There are three...
...main hypotheses. The cycles may be caused...
...the winter. The cycles may be due...
...predator-prey interactions. The cycles may vary with...
...If hare population cycles are due to...
...cause the hare cycles. The first hypothesis...
...timing of hare cycles and sunspot activity....
...of these population cycles. Local populations can...

...Most animals exhibit cycles in reproductive activity,...
...are optimal. Reproductive cycles are controlled by...
...rainfall, and lunar cycles. Animals may reproduce...
...early in embryogenesis. Cycles of growth and...
...produce gametes in cycles. Ovulation occurs only...
...Two closely linked cycles characterize reproduction in...
...uterine cycle. Menstrual cycles average 28 days...
...in length (although cycles vary, ranging from...
...links the two cycles, resulting in the...
...primates have menstrual cycles. Other mammals have...
...mammals have estrous cycles. If pregnancy does...
...fluid flow. Estrous cycles are associated with...
...more pronounced behavioral cycles than are menstrual...
...than are menstrual cycles. The period of...
...frequency of reproductive cycles vary widely among...
...Rats have estrous cycles throughout the year,...
...change in menstrual cycles in females or...

...nutrition. The life cycles of protists vary...
...most have life cycles that include meiosis...
...have intricate life cycles with both sexual...
...algae have life cycles with alternating multicellular...
...show complex life cycles with alternation of...
...in their life cycles. The ecological impact...
...holdfast. The life cycles of red algae...
...have complex life cycles, with both sexual...
...in the life cycles of some green...
...with distinctive life cycles: plasmodial slime molds...

...Describe boom-and-bust population cycles, explaining possible causes...
...undergo regular boom-and-bust cycles, fluctuating in density...
...3- to 4-year cycles. Ruffled grouse and...
...9- to 11-year cycles. A striking example...
...example of population cycles is the 10-year...
...is the 10-year cycles of lynx and...
...explain the lynx/hare cycles. The cycles may...
...lynx/hare cycles. The cycles may be caused...
...during winter. The cycles may be due...
...predator-prey interactions. The cycles may be affected...
...predation. If hare cycles are due to...
...contribute to these cycles, not only lynx....
...of these population cycles. Concept 52.6 Human...