Concepts

Animals adopt a foraging strategy that provides the most benefit (energy) for the lowest cost

A measure of how successful a bird is at food acquisition, quantified through observations as foraging rate (number of forages divided by time observed)

Diet breadth of bees classified as oligolectic (collect pollen from flowers in multiple plant families) or polylectic (collect pollen from flowers in just one family)

The degree to which specialists interact with subsets of species that generalists interact with, measured by weighted NODF

A mode of sex expression where male sterile (female) plants and hermaphroditic plants coexist within a population

The number and proportion of developed seeds produced by an individual plant, used as a measure of fecundity

The progression through larval developmental stages with associated changes in size and feeding capacity

Predicts that fast-growing plants in high resource environments invest less in defense because they can easily regrow after herbivory

The length of flower tubes, which correlates with bumble bee proboscis length and determines flower accessibility

Bacterial communities that colonize and live within floral nectar, potentially affecting nectar chemistry and pollinator behavior

Statistical measure of variation used to quantify family-guild variation and compare across different taxonomic groups

Transparent chambers commonly used in climate change experiments to raise air and soil temperature in remote areas by creating a passive warming effect

Division of labor in social insects with distinct morphological and behavioral castes including queens, workers, and males

When sapygid wasps enter brood cells during the provisioning or brood cell construction stages and lay eggs in provisioned brood cells prior to wall construction

Measure of foraging specialization using standardized Hurlbert's niche breadth, where values closer to 1 represent generalized foraging and values closer to 0 represent specialized foraging

The tendency for flower foragers to visit a single flower species during foraging trips even when alternative rewarding species are available

The identification of species from environmental DNA samples using target capture sequencing and database matching

Distinct phases of bee flight period: emergence from nests, timing of peak abundance of foragers, and senescence

The duration from when a flower's corolla first opens until either the corolla falls off or the stigma closes after opening

Genetic mechanisms that prevent self-fertilization by recognition and rejection of self pollen

Sequential developmental stages of individual flowers progressing through male phases (M1, M2), inter-phase, and female phase

A network's sensitivity to simulated extinction of plants or pollinators, measured as secondary extinction cascades

Effects of climate variables on organism fitness that operate through changes in resource availability rather than direct physiological impacts

Hypothesis that parasitism of dominant plant species reduces their competitive ability, allowing less competitive species to increase in abundance

Statistical method to compare species richness across samples by generating accumulation curves based on individual encounters

Theory suggesting that offspring sex ratios might vary according to maternal condition, hence females should vary the sex of their offspring according to their ability to physically invest in their of...

Investment by female bees in offspring through pollen provision size and number of brood cells produced

Conflicts between opportunities of a flower to receive fitness contributions from different visitor groups due to competition over limited floral resources

Systematic differences in detection or capture probability among species or groups due to sampling method

Chemical inhibition of one plant by another through secondary metabolites, tested via leachate applications

Solitary bee species that construct nests in pre-existing cavities in wood, stems, or artificial structures rather than excavating ground nests

Signaling system where the signal reliably indicates the quality or quantity of rewards available to the receiver

The range of resources or interaction partners utilized by a species, in this context referring to the diversity of flower visitors to a plant species

Study of chemical interactions between organisms, including use of chemical signals for communication and resource location

The upper thermal limit when the bumblebee loses its motor function as a result of high temperatures

Sampling methods that result in the death of collected organisms, potentially affecting population abundance and community structure

Theory stating that foragers will leave a patch after the quality of the patch drops below the average quality of the overall habitat

Life history characteristics related to where and how bees construct their nests, categorized as above-ground or below-ground